—Tom , where is Lucy ?—She ______ be in the library.But I’m not sure.
Not only Mr. and Mrs. Green but also their daughter ________ abroad twice.
Could you tell me ____________ a meeting in Guangzhou next week?
He speaks _________English _______ French .Instead ,he speaks German.
----Could I borrow your camera? ----______, but please give it back by Saturday.
-----May I play computer games now? ------No,_____ you have finished your homework.