题目内容：

按括号内要求完成下列句子，每空一词。

1.Teenagers shouldn’t be allowed to drink, I think .(合并为一句)

I ________ ________ teenagers _________ ________ ________ to drink.

2.The boy is so young that he can’t look after himself. (改为同义问)

The boy is not ________ _________ to look after himself.

3.Don’t talk in class. You should listen carefully instead.(改为同义句)

You should listen carefully ________ _________ _________ in class.

4.I don’t agree with you. (改为同义句)

I ________ ________ you.

5.He should be told what he should do next by his mother.(改为同义句)

His mother ________ ________him what ________ _________ next.