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Which book         the twins going to buy?

A. is               B. are            C. does           D. do

I know most of them are          .

A. woman teacher   B. women teacher    C. women teachers   D. woman teachers

The old man kept one black cat and two white            .

A. one             B. ones           C. those          D. one's

We need          days to finish the work..

A. twenty another   B. twenty other    C. more twenty     D. twenty more

He got a chair to sit        , but nobody to talk        .

A. on; to         B. /; with       C. on; /         D. /; to

——May I play the computer games, Mum?

——No. You          finish your homework first.

A. can't            B. won't           C. will            D must

Some scientists         this kind of new plant in the forest a few years ago.

A. found           B. discovered      C. invented       D. found out

By the end of last term they         many English words.

A. learned        B. have learned    C. had learned     D. learn

The teacher said that the sun          in the east.

A. rises           B. is rising        C. will rise        D. has risen

——Remember the first time we met, Tom?

——Of course I do. You          in the library.

A. Were reading   B. had read       C. have read       D. read