（ ）你要问路，就要先对对方说：__________ A. Excuse me. B. Can i help you ？
May Itwo books，please? A. hasB. doC. have
—is my book? —It's on the desk. A. HowB. WhereC. What
Iknow. A. don'tB. doesn't C. am
—What's this? —It'sbook. A. aB. anC. the
—are you? —I'm fine，thank you. A. HowB. WhatC. Where
two books，please?
is my book?
know.
book.
are you? 
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