Generally speaking, in the United States ____ 15-percent tip is normal for ____ most restaurants.

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

I will look into the matter as soon as possible.Just be patient ______ it.

A.with                         B.of         C.for                           D.on

I was standing right next to her, but she didn't even ______ my presence.

 A.display    B. occupy    C. reflect     D. acknowledge

One reason why_____plane is such a popular means of_____transport is that it is very fast and safe.

  A. the; /     B. a; the     C. a;/    D. the; the

A small plane crashed into a hillside five miles east of the city, _____all four people on board.

A. killed          B. killing           C. kills         D. to kill

She might have been in time for the train, but she _______late.

　　A. started 　　　B. has started 　　　C. was to start 　　　D. had started

She told me_____that she would not be at the meeting and asked me not to give it away.

  A. out of breath              B. saving her bealth   

C. holding her breath         D. losing her breath

It's going to take several days for my car to be repaired -- ______I'm renting one.

  A. as a consequence         B. in the meanwhile  

  C. for one thing             D. in addition

In the office I never seem to have time until after 5:30 p. m., _____ many people have got home.

 A whose time             B. by that time

 C. on which              D. by which time

You can depend on___on Sunday. Which is wrong?

A. he will come    B. his coming  C. him coming   D. it that he’ll come.