I enjoy staying outside so I always sleep with the window open it is really cold．
A. since B．when
C．if D． unless
It’s 12:00 pm now. They _________ be sleeping.
A. can B. would
C. must D. should
--Mum, could you buy this new skirt for me ?
--No. I’ll buy a cheaper but ________ one for you.
A. better B. worse
C. best D. good
The children were made ________ homework two hours a day.
A. do B. to do C. did D. doing
—Have this seat, granny.
—Thank you. __________!
A. Please do B. That’s right
C. How kind D. How clever
—Have you heard ______ Jay Chou?
—Yes, he is the singer ______ plays the piano well.
A. from; whose B. of; whom
C. of; who D. /; which
