Smoking ______ in public places in many countries. So you ______ smoke here.
A.doesn’t allow , can’t B. isn’t allowed, mustn’t
C.wasn’t allowed, may not D. didn’t allow, can’t
---He is an honest person , so what he said is _______.
A.knowledgeable B.valuable
C.comfortable D.believable
______ it is raining hard , they are still working in the field.
A. Because B. As soon as C. Though D. Unless
The houses in big cities are so expensive that I can’t __________ to buy one .
A. afford B. choose C. decide D. give
A smile costs _________, but gives so much. So we should learn to smile.
A. something B. anything
C. nothing D. everything
My mother often tells me ______ the teachers carefully
A.listen B. listen to
C. to listen D. to listen to
