It is _______ he often fails in exams ______ makes his parents worried about him.

    A. what； that              B. that； what

C. that； that              D. / ； that

    ___ that caused him to serve dinner an hour later than usual.

    A. It was we being late                 B. It was our being late

    C. It was we were too late              D. It was because we were late

Don’t you know, my dear friend, ______ it is your money not you that she loves？

    A. who                   B. which

    C. that                  D. what

I didn’t have to work all weekend — I did it by _______.

A. chance       B. choice

C. accident     D. myself

—I don’t like chicken _______ fish.

    —I don’t like chicken, _______ I like fish very much.

    A. and, andB. and, but

C. or, butD. or, and

As it was almost time for the flight, all the passengers got ______ the plane.

A. around       B. abroad

C. aboard       D. ahead

 “How long have you worked on the farm?” “____ the end of last year.”

A. In       B. By

C. At      D. Since

He pushed his way through the crowd, saying “_____.”

    A. Never mind                     B. With pleasure

C. Go ahead                       D. Excuse me

— Did you happen to see _______ black and _______ white cat?

— Are they missing? I told you to take care of them.

A. a; 不填     B. the; 不填

C. the; the      D. a; the

It is really _______ useful dictionary and _______ dictionary every one of us needs.

A. a, a     B. a, the

C. the, a  D. the, the