Don’t worry too much about ________ mistakes．They are ________ natural part of learning．

A．the; a

B．不填；a

C．the; 不填

D．the; the

－Haven’t I told you that the computer wants ________?

－Sorry, I forgot ________ it fixed．I’ll send it for repairs right away．

A．repairing; to have

B．to repair; to have

C．repairing; having

D．to be repaired; having

In China, all the students work hard at school ________ going to university for higher education in the future．

A．in the habit of

B．in the hope of

C．in search of

D．in honor of

－I seldom watch TV, but I listen to the radio a lot．

－________．

A．So do I

B．Neither do I

C．The same to me

D．So it is with me．

Robert is said ________ abroad, but I don’t know what country hestudied in．

A．to have studied

B．to be studying

C．to study

D．to have been studying

－When did you go to Shanghai?

－I remember ________ there when I was a boy of ten．

A．to be taken

B．being taken

C．to take

D．having taken

The experiment turned out to be a complete failure, ________ wasn’t ________ they wanted．

A．it; what

B．as; that

C．which; what

D．that; what

－You’ve agreed to go．So why aren’t you getting ready right now?

－But I ________ that you would like me to start at once．

A．don’t realize

B．haven’t realized

C．didn’t realize

D．hadn’t realized

－You didn’t hear me until now?

－No．I must ________ soundly(沉)when you came in．

A．have slept

B．be sleeping

C．sleep

D．have been sleeping

Was it because it rained heavily last night ________ you didn’t come?

A．that

B．why

C．so

D．what