题目内容：

 

1.I decided to train as a teacher.(同义句改写)

I________ ______ ______ ________to train as a teacher.

2.He often played computer games in the past.（同义句改写）

He__________ ________ _______computer games.

3.Tom watered the flowers yesterday.（改为被动语态）

The flowers_____ _______ by Tom yesterday.

4.I often hear him sing the song. （改为被动语态）

He is often________ ____ _____the song.

5.He operated on the patient yesterday. （同义句改写）

He ______ _____ __________ _____the patient yesterday.