—I am going to the office.

　 　 —______you’re there, can you get me some stamps?

A. As　 B. While C. Because D. If

Charles Babbage is generally considered ________ the first computer.

A. to invent　　　 B. inventing　　　 C. to have invented　　　　　 D. having invented

Guilin is famous ______ one of the most beautiful places in China.

A. for  　 　 B. as      　 C. to   　 D. with

Under the doctor’s careful t________,your father is sure to get over it.

The three countries found themselves u　　　　　　　　 peacefully instead of by war.

You can’t imagine what great trouble they have _______ the problem ________.

A. to solve; being discussed 　　　　 B. solving; discussing

C. to solve; to discuss　　　　　 D. solving; being discussed

A heavy snow struck my hometown last winter,　　　　　　　　　 (造成巨大損失) to the people’s properties.(cause)

He collected so many stamps not because he wanted to make money but_____ to learn art.

A. hoping to teach the children　　　 B. hope teaching the children

C. I hope to teach the children　　　 D. to teach the children

— What are you going to do next year?

—I don’t know. But it’s time ______ something.

A. I decided    B. I deciding   C. I’ll decide   D. I’d decide