--- The windows are broken and need to be repaired.
--- I think so. They can hardly _________ the cold now.
A. keep out B. give out
C. take out D. put out
--- I want to know if I _________ smoke here.
--- No， you ___________. Can’t you see the sign “NO SMOKING” there?
A. shall； won’t B. may； mustn’t
C. can； needn’t D. must； can’t
--- Hi， Ann. How can you improve your English so much?
--- Oh， nothing difficult. The _____ you work at it， the _____ progress you will make.
A. harder； more B. more hardly； more
C. hardlier ； greater D. harder； great
--- Did Jack come back early last night?
--- Yes. It was not yet eight o’clock ______ he arrived home.
A. before B. when C. that D. until
---Why are you so happy?
--- ______ the teacher’s help， I found the answer ______ the question.
A. Under； to B. With； to
C. Under； of D. With； of
--- What he enjoys _________ great and interesting.
--- Yes， but it’s dangerous.
A.sounds B. sounding
C. sounded D. is sounded
