The school sports meeting will be_______ because of the heavy rain．（ ）
A．put upB．put onC．put off
It is 4：30 pm． Ben and Leon _______ their work， so they are playing chess now．（ ）
A．finishB．finished
C．have finishedD．will finish
I'm sorry I can't finish the task on time because I ____ only 10 minutes．（ ）
A．will giveB．was givenC．am givenD．gave
I just saw Peter in the library．
It _______ be him． He is studying in the classroom．（ ）
A．needn'tB．mustn'tC．shouldn'tD．can't
_______ do you communicate with your foreign friends？
By writing e﹣mails．（ ）
A．HowB．WhyC．WhereD．When
Pass me the dictionary， please． I want to __________ some new words．
A．look forB．look up
C．look afterD．look through