Question

用方框中所给词组的适当形式填空。

be harmful to,    cut off,    in public,    be supposed to,    take up 1. We each            protect the environment.? 2. Students shouldn't play computer games. It will            too much time. 3. Don't spit           . It's our duty to protect the environment. 4.The new factory            our view of the hills.? 5. Reading in bed            our eyes.

Answer 1

1.are supposed to   2.take up   3.in public   4.cut off   5.is harmful to