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5 tháng 5 2021

1. I didn't do the test well. I was worried.

-> I was worried because I didn't do the test well

=> I didn't do the test well so I was worried 

2. I have bought this teddy bear in that shop.

-> This teddy bear has been bought in that shop 

3. Sam ought to clean the room.

-> The room ought to be cleaned by Sam

4. I will inform Mary about the changes of the schedule.

-> Mary will be informed about the changes of the schedule

5 tháng 5 2021

Giúp em vs ad