Rewrite the following sentences

----- Nội dung ảnh -----
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Question 86: Who wrote the report on the air pollution?
- By whom

Question 87: My sister has just swept the floor and washed the dishes.
- The floor

Question 88: I didn’t realize that somebody was recording our conversation.
- I didn’t realize that

Question 89: They are building a new highway around the city.
- A new highway

Question 90: The restaurant serves seafood every Monday.
- Seafood

Question 91: We have to tell Mary about our change in plans.
- Mary

Question 92: They didn’t explain anything about that.
- Nothing

Question 93: People should send their complaints to the head office.
- Their complaints

Question 94: The teacher gave us two very difficult exercises.
- Two very difficult exercises

Question 95: His colleagues gave him a present when he retired.
- He

Question 96: We will send you the results as soon as they are ready.
- You will
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