We are just _____ calling you up _____ you come in.

A. about; when      B. on the point of; while

C. on the point of; when      D. on the point of; as

Little Tom fell __________ (緊張地,不安地)when he stood before the whole class.

Why not trust and use David? He is still as strong as____ in the team.

A. somebody else    B. everybody else    C. anybody else    D. nobody else

Tom was so angry with Bob that he hit _____.

A. Bob in the head   B. Bob's head   C. Bob on the head   D. on Bob's head

---What can I do for you？---Well，I'm afraid the box is heavy for you，but thank you all the same．

A． so B． much C． very D． too

To gain honor for our country, we will try our best_____ the game.

A. competing in     B. competing against    C. to compete with     D. to compete in

We have been _____ by all our friends since we settled in the new house.

A. called on     B. called at    C. called into    D. called for

His father looks young, but _____ fact he is _____.

A. in; in the forties    B. in; in his forties

C. in the; in the forties    D. in; in his forty

When he saw all his books _____ here and there on the floor, he knew that something terrible _____.

A. lying; must have happened    B. lie; must happen

C. lay; might have happened    D. had lain; could have happen

We must do something to _____ factories _____waste water into the river before it is cleaned.

A. stop; pouring .    B. prevent; to pour    C. keep; pouring    D. stop; to pour