-- Mum, will you buy me an MP3 player?

    -- I'm afraid I__________, dear. We are short of money now.

A. can't         B. mustn't         C. shouldn't         D. needn't

“Millions of young people will lose their hearing in five years if they listen to MP3 or MP4 players at a too high voice every day,” scientists say recently.
Do you often listen to MP3 players at a too high voice? Are you frightened to hear this?
The sizes of MP3 players are very small, but small MP3 players make it easy to take hundreds of songs with you. So many young people carry them and listen to music every day. MP3 players are very popular among students. 
The scientists say teenagers should be far from high volume (音量), including mobile phones’ noise. A study says, “High volume and long listening time can cause hearing problems.” They think if young people listen at more than 89 decibels (分贝) every day, they will lose their hearing in five years. A scientist said, “So many young people often use personal music players and mobile phones at a high voice. I am afraid that they may be losing their hearing.
So let’s turn our MP3 players down!
【小题1】According to the passage, which of the following is true?

A．Scientists tell young people to turn off their MP3 players.

B．Teenagers will lose their hearing if they listen to hundreds of songs in MP3 players.

C．A person will lose hearing in 5 years if he or she listens to an MP3 player every day.

D．The mobile phone can also cause hearing problems if we don’t use it correctly.

【小题2】The underlined word “they” (Paragraph 4) most probably refers to ______.

A．scientists

B．MP3 players

C．mobile phones

D．teenagers

【小题3】Which might be the best title for this passage?

A．Turn your MP3 players down!	B．Never use MP3!
C．How to protect your hearing.	D．Young people’s hearing.

My Mp3 player is out of ________style. I want to buy _______ new one.

A．the, the

B．the, a

C．/, a

D．a, the

 

同学们经常上微机课，可是你们熟悉其中的一些规则吗？请仔细阅读下列题中的Lily等五个人的陈述和A-F微机室的各项规则，选出符合各自情况的最佳选项。其中一项为多余选项。

1.Lily: I can’t bring drinks and snacks to the computer room, although I like to have them after class. If I do so, the teacher will not let me in.

2.Mike: I have to take off my shoes and put on the overshoes( 鞋套). The overshoes are near the door outside the room.

3.Sara: I can’t bring my mobile phone or MP3 player to the computer room. If I do so, the teacher will take them away.

4.Jack: I must keep quiet or talk in a very low voice. When I have any problems, I must raise up my hands to ask my teacher for help.

5.Tom: I enjoy computer games very much at home, but I can’t play them during the class. If I do so, the teacher will let me out.

A．Keep the computer room clean. Don’t wear your dirty shoes into the computer room.

B．Keep quiet in the room. If you don’t, your teacher and others will be angry with you.

C．It’s not right to bring anything to eat to the room. They can make the room and computers dirty.

D．Don’t answer the phone or listen to music in the computer room, because they have nothing to do with your study.

E. Don’t run in the hallways or in the room. That will make it too noisy for others to study and you may also break the computers.

F. Playing computer games is not allowed in the computer room. It’s the place for you to study but not to play.