情态动词、将来进行时、将来时表达法
一、选择正确的情态动词填空。
1. A. can B. could C. be able to
(1) — you please spare some time to help us with our experiment?
— Of course, I’m free now.
(2) If you are traveling by air for the first time, you will be wondering about what be taken on a plane.
(3) I won’t come to office today due to a severe headache.
2. A. must B. need C. have to
(1) Look, I go now. I’ve got a meeting in five minutes. See you later.
(2) — Must I finish the form now?
— No, you not. It is just OK to hand it in tomorrow mo rning.
(3) There is no bus at the moment and we take a taxi.
