Your ears allow you to hear many different sounds.Some sounds can be pleasant to hear and some are not so pleasant.The louder the sound and the longer you listen to it,the more possible it is to cause damage(损害) to your hearing.

Some sounds not only harm your hearing,but also can make it hard to pay attention while reading or doing homework and prevent you from falling asleep.It is important that you learn about sound and how to identify(辨认) when it is harmful to you.

Sound is measured in units called decibels(分贝).The greater the number of decibels,the louder the sound and the more harmful it is to your ears.The sound at 85 decibels and above may harm your hearing.

Nowadays,noise pollution is more and more serious,so you should try to protect your hearing.

◇ Turn down the TV,video game,radio,and music player.

◇ Walk away from sound that is too loud.

◇ Wear hearing protectors when needed.

1.What can we learn from the first paragraph?

A. There are two different sounds.

B. All the sounds are pleasant to hear.

C. Some sounds can damage your hearing.

D. It is good for you to listen to louder sounds for a long time.

2.Harmful sounds can ________.

①damage your hearing

②stop you from falling asleep

③keep you from having dinner

④prevent you from paying attention to doing homework

A. ①②③ B. ①②④

C. ②③④ D. ①③④

3.The sound at ________ is harmful to your hearing.

A. 0 B. 60 C. 80 D. 120

4.The sound of ________ is about 140 decibels.

A. busy city traffic B. washing machines

C. rocket launch D. fireworks

5.Which of the following is helpful to protect your hearing?

A. Turning up the music player.

B. Staying in a quiet place.

C. Attending a rock concert.

D. Walking on a busy street.

阅读下面短文,并用英语回答问题(请注意每小题后面的词数要求)。

It is important to show feelings in healthy ways.If students know how to show their feelings in a healthy way,they can deal with bad days better.They should learn this as early as they can.What should a young student do to learn this?

To learn about healthy ways to show feelings,he needs to learn the names of feelings and their meanings first.To remember these feelings clearly,he can draw faces with different feelings.Besides this,he can also read a story in which the main character goes through different feelings.After reading the story,he can name the feelings of the character in different parts of the story.To remember these feelings better,he can draw pictures of the character's face.

Listening to music is a good way of showing feelings.He can choose a song that matches his own feelings.Then he can talk about the feelings of the music with his friends.If he is good at one instrument,he can play it to show his feelings.

Writing is also a very good way to show feelings.He can keep a diary.He can write what he is thinking at any time.Besides this,he can also write down a list of his positive and negative feelings.Or,he can write a letter to a pen pal and talk about his feelings.

1.What does a young student need to do first if he wants to learn about healthy ways to show feelings?(不超过15个词)

______________________

2.If someone is good at one instrument,what can he do to show his feelings?(不超过5个词)

______________________

3.What's the passage mainly about?(不超过10个词)

______________________

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