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—Be careful! You might fall into the water.
—Thank you. I ______ I _______ so close to the pool.
　　 A. didn’t know; am standing　　　　　 B. don’t know; am standing
　 C. didn’t know; was standing　　　　　 D. didn’t know; would stand

—Someone is knocking at the door. Who ______ it be?
—It ______ be Tom. He is still in the school.
　　　　　 A. may; can’t　　 B. can; mustn’t　　 C. might; couldn’t　　 D. could; may not

 Look! How heavy the rain is! You’d better ______.

   A. don’t go now                     B. stay here when it stops

   C. not leave until it stops              D. not to leave at once

—You were injured in the accident, weren't you ?

— _________ , but look, I'm all right now.

A. Yes, I was B. Yes, I wasn't C. No, I was　 D. No, I wasn't

—What happened?

—The old man next door was found _____ in the living room. It's very sad

A. dead　　　　　 B. die　　　　　 C. dying　　　　 D. death

—Whom would you like to be your assistant, Jack or David?

—If I had to choose, David would be ____choice.

A. good　 B. better　 C. the betterD. the best

—Excuse me. Do you have a table for two?
—I’m sorry, ______ there aren’t any seats now. Would you mind waiting a while?

　 A. but　　　　　 B. and　　　　　 C. or　　　　　　　 D. so

—You’d better not go out now. it’s raining.
—It doesn’t matter. My new coat can keep _______ rain.
　 A. in　　　　　　　 B. of　　　　　　 C. with　　　　　 D. off

— Excuse me, please tell me _______ ..

—There is a supermarket over there. You can get some there.

A. how 1 can find a supermarket B. where the supermarket is

C. where I can buy some fruitD. Where can I buy some fruit

There are quite a few old books on the shelf, but ___ of them is useful to him.
　　　　 A. both　　　　　　　 B. all　　　　　　 C. neither　　　　 D. none