When changing lanes, a driver should use his turning signal to let other drivers know _______.

A. he is entering which lane                    B. which lane he is entering

C. is he entering which lane                    D. which lane is he entering

 The child asked his mother _______ go out to play tennis.

A. that he could      B. if could he            C. if he could        D. that could he

As is known to all language learners, the newly learnt words will soon be forgotten unless______ used in everyday communication.

A. gradually              B. loosely               C. exactly                D. frequently

It wasn’t until nearly a month later ____ I received the manager’s reply.

A. since                         B. when                                C. as                  D. that

The way ____ he spoke English is more like that of an American.

A. which                        B. how                              C. in which                       D. in that

There was an _________ look on his face when he knew the bad grade of his son.

A. worrying         B. exciting              C. worried           D. excited 

I’ll be late home tonight because something has just ______ at work.

A. come up          B. come out             C. come over         D. come across

－－The button in the kitchen is out of order.

－－_______.

A. I’m really sorry to hear that.

B. No problem. It’ll be OK.

C. Anything else I can do?

D. Why not get Mr. Kidder to have a look

 Many people agree that______ knowledge of English is a must in______  international trade today. 

A. a; 不填         B. the; an           C. the; the           D.不填；the

Recently our government policymakers are very ______ about the rapidly rising food cost.

A. satisfied                         B. concerned                    C. angry                              D. confused