找出与划线部分意思相近的选项。

1. You must do the homework first

A. need

B. should

C. can

2. We need plenty of water

A. lots of

B. lot of

C. many

3. Can you take the message for him? OK

A. give the message him

B. give him the message

C. gave him the message

4. There are more than eighty-six students in the class

A. on

B. about

C. over

5. We mustn't stay up every day

A. stand

B. to stay up

C. sit up