A. works B. worked C. has worked D. will work

【题目】I'm very sorry to keep you __________ for a long time.
A.wait
B.waits
C.waiting
D.to wait

-To Youyou, ______ excellent scientist in our country.

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

A. Tom and Tim B. Tom and Tim’s C. Tom’s and Tim’s

-- I _____ my grandparents

A. would visit B. visit C. am going to visit D. have visited

【题目】Colours can make us __________ or sad.
A.to feel happily
B.feel happily
C.to feel happy
D.feel happy

A. will go; doesn’t B. will go; won’t C. go; doesn’t D. won’t; won’t

【题目】-Excuse me. Could you tell me __________ get to the nearest post office?
- Sorry, I am new here.
A.how can I
B.how could I
C.how to
D.what I can

-- In five minutes.

A. How soon B. How often C. How long D. How fast

A. something strange B. anything strange

C. strange something D. strange anything