You look so tired tonight.It’s time you ___.

A. go to sleep   B;. went to sleepy   C. go to bed   D. went to bed

The machine has begun to ___.

A. have its work   B.take its work   C. do its work   D. show its work

My study of biology has ___ much of my spare time, ____ it has given me a great deal o enjoyment.

A. taken off, and   B.taken down, so   C.taken up, but    D. taken away, or

Let’s walk over ___ the sun on the other side of the street.

A. in   B. to    C. under    D. by

It was with great joy ___ he received the news that his best friend woud come to Beijing.

A. because   B. which   C.since    D. that

A writer has to ____ his imagination and experience to produce good works.

A. draw upon                B. pick up                           C. break down              D. make out

   Scientists are confident that they can make lasers which can ____ missiles.

A. knock down      B. knock out              C. knock into             D. knock off

It was with these feelings _______ I began the creation of a human being.

  A. that                                      B. when                                   C. which                               D. where

－Don’t be late for the meeting this afternoon!

－_______

A. No, I won’t.                   B. Yes, I won’t .                           C. No, I don’t.                    D. Yes, I do.

He made himself ___ in spite of his ___English.

A. understand, broken   B. understand, breaking  C. understood, broken  D. understood, breaking