Chia dạng đúng của động từ trong ngoặc
1 he was (disappoint) by the movie --> disappointed
2 he was (convince) by his brother to go to the beach --> convinced
3 the present was(give) to her by her co-worker --> given
4 this book was being (read) by all the students --> read
5 many mistake were(make) by the students --> made
6 the meeting was (hold) in the conference room --> held

Viết lại câu thành dạng bị động
1 mai bought the cake
--> The cake was bought by Mai.
2 sam painted a beautiful pictures
--> a beautiful pictures were painted by sam.
3 peter killed the that
--> The that was killed by peter.
4 the waves hit the ship
--> The ship was hit by the waves.
5 minh cleans the kitchen
--> The kichen was cleaned by minh.
6 everyone watches the fireworks
--> The fireworks were watched by everyone.
7 hanh and lan ate my chocolate
--> My chocolate was eaten by hanh and lan.