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Shanghai is the first city in the world ____a high-speed maglev train, from the city to Pudong Airport.

     A. to build         B. to be built     

     C. to have built   D. to have been built

We had a hard life ____ in my childhood.

    A. at a time   B. at all times  C.at one time    D. at any time

The CDs are on sale! Buy one and you get_____ completely free. 

 A. other      B. others      C. one     D. ones

He is only too ready to help others, seldom, _____, refusing them when they turn to him.

A. if never    B. if ever     C. if not     D. if any

--- Who should I send this message to ?　  

--- The mayor is the one ____ ?

A. to send it B. to be sent C. for sending D. to send it to

Could you ___ this 10-dollar bill so I can make a phone call?

A.divide             B.tear                C.break                       D.cut

Doing your homework is a sure way to improve your test scores, and this is especially true ____ it comes to classroom tests.

     A. before     B. since     C. when     D. after

Will you see to ____ that my birds are looked after well while I’m away?

    A. them     B. yourself     C. it     D. me

This problem may lead to more serious ones if ____ unsolved.

    A. making     B. remained     C. keeping     D. left

—The dinner was delicious!

    —I agree. I am so full.

    —That’s too bad. But some dessert ____.

    A. has ordered          B. will be ordered

    C. has been ordered     D. was going to be ordered