________the day went on, the weather turned out to be fine.

A. Which            B. Since             C. While             D. As

Some researchers believe that there is no doubt ________ a cure for AIDS will be found.

A. which                       B. that                           C. what                         D. whether

——Did you know any French before you arrived in Washington?

    ——Never ____ it, actually.

A、had I learned    B、have I learned   C、I learned    D、was I learning

In dealing with public relations,we should make every effort to prevent the __________ in personality.

A.contact        B.contrast              C.connection          D.conflict

There are a lot of computers in the lab,and they need professional __________ to make sure they can be in a good state.

A.operation           B.maintenance              C.service        D.advice

We could go now or this afternoon—whatever time __________ you best.

A.fits             B.meets          C.satisfies              D.suits

In this picture the tree is casting a __________ on the ground.

A.shade          B.shadow              C.shape          D.figure

We’re expecting Lily because she’s our __________ visitor who comes here for holiday every summer.

A.familiar             B.particular           C.popular              D.regular

He got home from work only to find the door ___ and something ____.

   A. opened, misssed    B. opening, losing   C. open. lost    D. to be opened; to be missed

The book ___ 40 stories, ___ three written by me.

     A. containing; including   B. contains; includes   C. contains; including  D. including; contains