--- Are you ______ from America? --- No, none of us. A. both B. all C. any
--Have you improved your spoken English ?--Yes, I have. I've ____ improved a lot.A. yet; yet B. yet; already C. already ; yet
--May I __ your English - Chinese dictionary?--Sorry, I have__ it at home.A. borrow; left B. borrow; forgotten C. lend; left
--I want you to tell me details of the accident.--Sorry, Jack ____ I know about it. You can ask the old man.A. both ; and B. either; or C. neither; nor
--Are you going to buy a new camera?--Yes. But there are so many cameras that I can't decide__A. how to use B. where to sell C. which to buy
--I hear that Tom's sister is a teacher here.--Yes, the girl is standing under the tree is his sister.A. who B. whom C. whose