---The summer vacation is coming near. Are you going home for the holiday?
---I haven't decided yet. I ________ go home,but it all depends.
| A．need |
| B．will |
| C．must |
| D．may |
They _________ on the program for almost one week before I joined them, and now we are still working on it as no good results have come out so far.
| A．have worked | B．had worked |
| C．have been working | D．had been working |
--You look troubled.
--Father asked me to finish this task today. How can I _________ ？
| A．manage to | B．attampt to | C．decide to | D．happen to |
. After the earthquake, the Haitian（海地的）people needed to be helped _________.
| A．occasionally | B．anxiously | C．practically | D．urgently |
There is no _________ that the Chinese people will present to the world a successful, splendid and unforgettable exposition（博览会）.
| A．belief | B．doubt | C．possibility | D．need |
It’s certain that holding such _________ National Day parade will significantly improve _________ national pride and self - confidence of the Chinese People.
| A．the; the | B．a; a | C．a; the | D．the; a |