Complete the following passage with the words or phrases in the box. Each can only be used once (将下列单词或词组填入空格，每词只能填一次)

Here are some American classroom rules:

If the teacher asks a question, you are expected to give an answer. If you don’t understand the question or don’t know the answer, it’s __ 1.__ to tell the teacher that you don’t know. Then he or she knows that you need to learn.

There is no ___2.___ for not doing your homework. If you are absent, you should call your teachers or your classmate and ___3.____ homework. It is your duty to find out what homework you have missed. It is not the teacher’s responsibility to tell students about the homework they’ve missed.

You must not be absent on a test day. If you are ___4.___ill, call and let the teacher know you will not be there for the test. If you teacher allows you to take a make-up(补考), you should take the test within one or two days after __5.___ to class. Serious illness is the only reason for missing a test.

Be on time! It is rude to be late. Also, it disturbs other students. If you come late, be sure to do it quietly. Have your books and paper out of your bags before you enter the classroom. Then go to your seat and sit quietly. In the US it is not __6.__ to knock before you enter the classroom. If you have to leave during the class, do it quietly.

— You look so beautiful in your new dress.

— _________.

A. I agree with you. B. No, I don’t.

C. Thank you.        D. I don’t think so.

— We're going to see a film with our parents tonight.

—           .

A. Enjoy your time.    B. That's all right.

C. You're welcome.     D. It's a pleasure.

After the interview,  the reporter decided         an article on school buses in China.

A. write         B. writing       C. wrote         D. to write

—Must I wash these plates?

—No, you           . The machine can do it.

A. mustn't        B. can't           C. may not    D. needn't

If I           the driving test, I will have an another try.

A. will fail        B. am failing

C. fail            D. failed

Many young people       an active part in the third season of The Voice of China last year.

A. take         B. took

C. will take    D. have taken

Which T-shirt would you like to buy, a blue one       an orange one ?

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

They haven't won the championship (冠军) in the World Cup Final ,         ?

A. didn't they    B. did they

C. haven't they    D. have they

When he heard a cry for help, he ran out as______ as he could.

A. hardly        B. finally          C. quickly      D. slowly