The number of books in the bookshop is about 10,000 and a number of them about science.
Zhu Zhiwen’s never been to Hongkong, _______?
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
—Which one do you want to buy, an ipod touch 4, an ipad 3 or an iphone 5 ?—______. They are too expensive.
—Nancy, I bought you a new car, an Audi A8.—Thank you, dear. It's_______ what I want.
Tom didn't go to school_______ this morning because he overslept.