以下用適當?shù)那閼B(tài)動詞填空
1.nobody___live without air and water
2.-___he speak chinese?YES,a little
3.the book____be returned before saturday
4.you___give up smoking at once.it's bad for your health
5.Excuse me .___i ask you a question?
6.the train will leave at half past six,so i __get there fifteen minutes,earlier
7.you don't____worry about her.she is much better now.
8.if you want to pass the exam,you___work harder