By the year 2015, all of China's museums will be free to enter. We_______visit anymuseum without paying.A. can b. need C. must D. should
—Why don’t we take a little break? —Didn’t we just have_________?
I don’t think looking after children is just work.
________mothers can’t go to the meeting ,because they have gone to New York on business.
The shop ________ at 8:00 a.m. and it ________ for ten hours every day.
I ________ ride a bike to school. But this morning I took a taxi because I got up late.