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Who this helps
This page is for learners whose sentences are correct but choppy — you write “I met the client. The client signed the contract.” and feel the repetition without knowing how to fix it. It also helps if you avoid whose and where completely, or sprinkle commas around every which without knowing the rule.
The exercises assume you have already seen relative pronouns in a lesson. What you need now is control under real conditions: combining sentences in an email you are actually writing, or describing a coworker mid-conversation without stalling.
Section 2
Real situations to practise
Describe a person — Practise identifying people by what they do: “a colleague who handles onboarding”, “the customer who called yesterday”, “the manager whose team joined late”. Build one sentence that names the person and their role together, then swap in a teacher, a neighbour, a recruiter. If you catch yourself saying which for a person, stop and repeat the sentence with who.
Describe a document — Use that-clauses to point at the exact file: “the report that shows the Q3 numbers”, “the email that I forwarded on Monday”. In work English this is how you escape the vague “that thing I sent”. Write three sentences about real files on your computer, then say them without looking.
Add extra information — Practise non-defining clauses with commas: “The invoice, which I attached below, is already approved.” The listener does not need the clause to know which invoice you mean — the commas signal a bonus detail. Read the sentence aloud and let your voice drop slightly between the commas; that dip is what the punctuation sounds like.
Make writing smoother — Take two short sentences and combine them: “We hired a designer. She works remotely.” becomes “We hired a designer who works remotely.” Do five of these from your own recent writing, then check each result for the classic trap: one main verb per clause, no leftover pronoun like “a designer who she works remotely”.
Section 3
Weak vs improved examples
Each pair below shows a small change with a big effect. Read the weak version first and try to name the problem before you look at the fix — that diagnosis habit is what the exercises are training.
Example 1 — Weak: “I have a coworker. She checks invoices.” Improved: “I have a coworker who checks invoices.” Why it works: who replaces she, so two facts about the same person sit in one smooth sentence instead of two choppy ones.
Example 2 — Weak: “The report which I attached below has the numbers.” Improved: “The report, which I attached below, has the updated numbers.” Why it works: the reader already knows which report it is, so the clause is extra information and needs commas around it.
Example 3 — Weak: “The customer which called yesterday was upset.” Improved: “The customer who called yesterday was upset.” Why it works: which describes things; for people, who is the natural choice — and because the clause identifies which customer, there are no commas.
Section 4
Phrase bank
Clause starters — - a colleague who explains things clearly - the file that needs approval - the room where we met - the manager whose team joined the call Professional sentences — - The report, which I attached below, includes the update. - The issue that we discussed yesterday is now resolved. - The client who requested the change is copied here.
Practical focus
- a colleague who explains things clearly
- the file that needs approval
- the room where we met
- the manager whose team joined the call
- The report, which I attached below, includes the update.
- The issue that we discussed yesterday is now resolved.
- The client who requested the change is copied here.
Section 5
Practice tasks
Task 1: Combine — take six pairs of short sentences from your own emails or notes and join each pair with who, which, that, where, or whose. Task 2: Comma contrast — write one sentence twice, once as a defining clause with no commas and once as a non-defining clause with commas, and say aloud how the meaning shifts.
Task 3: Pronoun swap — write five sentences with who, then rewrite each using a different noun so the pronoun must change: a person becomes a document (that), a place (where), or someone’s possession (whose). Task 4: Speed round — describe your workplace or classroom aloud for one minute using at least four relative clauses; note which pronoun made you hesitate.
Task 5: Repair drill — write three deliberately broken sentences (doubled subject, which for a person, missing comma), leave them overnight, then correct them the next day and explain each fix in one line. Task 6: Reuse — save the two combined sentences most likely to appear in your real writing this week, and actually use one of them.
Section 6
Common mistakes to avoid
Using which for people when who is clearer. - Forgetting commas around extra information. - Creating sentences that are too long. - Using where for every noun instead of real places. - Losing the verb in one clause. - Practising only recognition instead of production.
Practical focus
- Using which for people when who is clearer.
- Forgetting commas around extra information.
- Creating sentences that are too long.
- Using where for every noun instead of real places.
- Losing the verb in one clause.
- Practising only recognition instead of production.
Section 7
A practical plan
Day 1: choose one real situation and write the simplest useful version. - Day 2: study the weak and improved examples, then create two of your own. - Day 3: practise the phrase bank aloud or in writing. - Day 4: complete two practice tasks under light time pressure. - Day 5: ask for feedback on one sentence, not the whole topic. - Day 6: repeat the task with one harder detail. - Day 7: save one reusable sentence and one correction target for next week.
Practical focus
- Day 1: choose one real situation and write the simplest useful version.
- Day 2: study the weak and improved examples, then create two of your own.
- Day 3: practise the phrase bank aloud or in writing.
- Day 4: complete two practice tasks under light time pressure.
- Day 5: ask for feedback on one sentence, not the whole topic.
- Day 6: repeat the task with one harder detail.
- Day 7: save one reusable sentence and one correction target for next week.
Section 8
How to use feedback
Ask for focused feedback. Useful feedback should name the exact issue: task fit, source accuracy, grammar pattern, word order, tone, next step, evidence, or clarity. Turn the feedback into a new sentence immediately. A correction becomes useful when you can use it in another situation.
Section 10
Personalization and pressure practice
Choose three real people, three real documents, and one real place from your week. Write one relative clause sentence about each: “the neighbour whose dog barks at night”, “the slide deck that still needs a title”, “the café where we had the interview”. Personal sentences stick because the clause carries information you actually care about.
Then add light pressure. Set a two-minute timer and describe your job or your street using at least five relative clauses, speaking without notes. When you hesitate, notice which pronoun slowed you down — for most learners whose and where break first, and that tells you tomorrow’s drill.
Finish with a repair round. If you catch yourself doubling the subject — “the manager who he approved it” — stop, delete the extra pronoun, and say the sentence again cleanly. One clean repeat teaches more than three rushed attempts.
Section 11
Expansion practice lab
Take one base sentence — “The designer who built our site moved to Calgary” — and stretch it four ways. Make it a question: “Is she the designer who built our site?” Make it negative: “He is not the person who approved this.” Move the clause to the object position: “I finally met the designer who built our site.” Then switch to whose: “That is the designer whose portfolio you liked.”
Next, trim for speech. Native speakers often drop the pronoun when it is the object of the clause: “the file that I sent” becomes “the file I sent”. Practise saying both forms so reduced clauses in fast conversation stop confusing you — and so you can use the shorter one yourself.
End with a paragraph pass. Take four short sentences from something you wrote this week and combine them into two sentences with relative clauses. If a combined sentence runs past about twenty words, split it again. Clause control includes knowing when not to combine.
Section 12
Scenario variations
Change the listener: teacher, customer, manager, classmate, examiner, colleague, or friend. - Change the format: spoken answer, short email, paragraph, call recap, study note, or discussion response. - Change the pressure: no timer, five-minute timer, interruption, disagreement, missing information, or final check. - Change the tone: warm, neutral, formal, cautious, direct, or collaborative. - Change the evidence: personal example, source detail, customer detail, grammar rule, data point, or limitation. - Change the ending: ask a question, give a next step, state a conclusion, request confirmation, or summarize the correction.
Practical focus
- Change the listener: teacher, customer, manager, classmate, examiner, colleague, or friend.
- Change the format: spoken answer, short email, paragraph, call recap, study note, or discussion response.
- Change the pressure: no timer, five-minute timer, interruption, disagreement, missing information, or final check.
- Change the tone: warm, neutral, formal, cautious, direct, or collaborative.
- Change the evidence: personal example, source detail, customer detail, grammar rule, data point, or limitation.
- Change the ending: ask a question, give a next step, state a conclusion, request confirmation, or summarize the correction.
Section 13
Final self-check
Before you stop, answer five questions. Did I use the target language in a real situation? Did I include one specific detail? Did I practise a weak and improved version? Did I prepare a second turn or repair sentence? Did I save one sentence for later? If yes, the session produced usable English. If no, choose the missing step and complete only that step. Small finished practice is better than a large plan that stays vague.
Section 14
One more short repeat
Repeat the strongest sentence with a new person, time, document, source, customer, or example. Keep the structure stable and change only the detail. Then explain why the new version is clearer. This final repeat is small, but it proves that the language is flexible rather than copied.
Section 16
Topic-specific scenario scripts
Scenario 1: a learner describing a coworker who helped with a project — Build the sentence in three steps: person, identifier, contribution. “Marta, who joined in January, set up the whole testing plan.” Then try the defining version: “The colleague who helped me most was Marta.” Notice that only the second version tells the listener which colleague you mean — that difference is the entire comma rule in action.
Scenario 2: a student combining two sentences about a document — Start with the choppy version: “I sent a file. It has the budget.” Combine it: “I sent the file that has the budget.” Now add a location clause: “It is in the folder where we keep the Q3 reports.” Practise until you can produce the combined version directly, without writing the short sentences first.
Scenario 3: a writer checking whether commas change the meaning — Compare aloud: “My brother who lives in Toronto is visiting” (you have more than one brother) and “My brother, who lives in Toronto, is visiting” (one brother; Toronto is extra detail). Write one pair like this about your own family or team and explain the difference to someone — if your explanation holds, the rule is yours.
Section 17
Level, role, and setting adjustments
A2 learners should start with who and that. B1 learners should combine two simple sentences. B2 learners should control commas and whose. C1 learners should keep clauses concise in formal writing. Speaking practice, work emails, exam writing, and stories use relative clauses differently, so practise the same grammar in several channels. For exam, workplace, Canada, or daily-life settings, do not reuse a phrase blindly. Change the level of formality, the amount of detail, and the closing. A teacher, manager, agent, customer, receptionist, examiner, landlord, doctor, or teammate may all need different wording even when the basic message is the same.
Section 18
Second-turn practice
Most learners practise the first message but not the reply. Use these second-turn prompts: 1. The other person asks for a detail you did not prepare. Pause and answer with the information you do have. 2. The other person gives an answer that is partly unclear. Repeat the part you understood and ask about the missing part. 3. The other person says no, not now, or not possible. Acknowledge it and ask what option or next step is available. 4. The other person uses an unfamiliar word. Ask them to repeat, spell, write, or explain it in simpler words. 5. The other person agrees. Close by confirming owner, time, place, document, route, task, or follow-up.
Practical focus
- The other person asks for a detail you did not prepare. Pause and answer with the information you do have.
- The other person gives an answer that is partly unclear. Repeat the part you understood and ask about the missing part.
- The other person says no, not now, or not possible. Acknowledge it and ask what option or next step is available.
- The other person uses an unfamiliar word. Ask them to repeat, spell, write, or explain it in simpler words.
- The other person agrees. Close by confirming owner, time, place, document, route, task, or follow-up.