____ is said that ____ tourists visit the Great Wall every day.
| A．That, thousand of | B．It, five thousand of |
| C．It, thousands of | D．This, three thousands |
I'm afraid your dad can’t join us for lunch．He_______ a speech on Chinese art to the first-year students in the hall.
| A．gives | B．has given |
| C．is giving | D．gave |
---Would you like an apple pie for lunch? I'll make it for you．
---Honey， you_______．Let’s go out to have something different．
| A．mustn’t | B．needn’t |
| C．can’t | D．shouldn’t |
---I'm sorry I can’t find the library book anywhere．---So I'm afraid you have to_______ it．
| A．send for | B．thank for |
| C．pay for | D．wait for |
Listen! There are some birds _________ in the tree. What a beautiful morning!
| A．are singing | B．singing |
| C．to sing | D．sang |
---Will it rain tomorrow?--- _______. We’ll have a field trip tomorrow.
| A．I think so. | B．I hope so. |
| C．I’m afraid not. | D．I hope not. |