At last, Kangkang made the baby        and began to laugh.

A. stop to cry

B. stop crying

C. to stop to cry

Do you think        should be allowed to drive?

A. sixteen-year-old

B. seventeen-year-olds

C. fifteen-year-old

Mom,  I’m an 18-year-old boy. I think I’m         to choose my own friends.

A. young enough     B. enough young      C. old enough

Susan        a camera from her friend, but she didn’t          it [ because it was too expensive.

A. received; receive

B. accepted; receive

C. received; accept

It’s 12 o’clock now. There must be many people         lunch in the

dining hall.

A. having           B. have              C. are having

Our teacher told us that the earth         around the sun.

A. is moving         B. will move        C. moves

Our English teacher encourages us      English more after class.

A. to invent

B. inventing

C. to practice

Jack’s mother taught me how        Yunnan rice noodles last weekend.

A. to make             B. making              C. made

       students in the classroom       twenty. The others are in the library.

A. The number of; is

B. A number of; are

C. The number of; are

        is said that our history teacher often does volunteer work on  weekends.

A. One             B. It                 C. This