-How long do you think it will be __________ the Two Sessions （两会）in Beijing come to an end?
-Don't you know they were over on March，17th ？
| A．before | B．since |
| C．until | D．after |
---Did you see the film last night?
---No, ________, but I was too busy.
| A．I’d like to | B．I’d like to see | C．I’d like to have | D．I’d like to have seen |
Crazy English has over 20 million students all over China _____ the class through Internet.
| A．attend | B．attended | C．attending | D．are attending |
---Do you work here?
---No, I_______ the manager until the secretary comes back.
A.will helpB helpC. helpedD. am helping
Dalian is ______ most beautiful coast city and many visitors say they will come for______ second time.
| A．the, an | B．a, a | C．the, the | D．a, the |
Tom must be waiting for you now, _______?
| A．C | B．mustn’t he | C．doesn’t he | D．won’t he |