题目内容

 

1.The hall is in the __________ (北部的) part of our school.

2.He grew up in a safe and comfortable _________ (环境).

3.We are going to take a __________ (径直的) flight to England.

4.Many people use computers for sending and __________(接收)e-mails.

5.Henry __________ (继续) his writing for another year although he was badly ill.

 

1.northern

2.environment

3.direct

4.receiving

5.continued

【解析】

试题分析:

1.

2.

3.

4.

5.

考点:考查单词填空

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Computers can injure(伤害) you. Most other injuries happen suddenly. For example, if you a bike and break your arms, it happens very . But computer injuries slowly.You probably know how to ride a bike safely. Now learn to a computer safely.

Your eyes

light can injure your eyes, never sit too close to a computer screen. Your eyes should be 50 centimeters(厘米) the screen(平幕), Remember to look away from it sometimes. This gives your eyes a rest.

When you use a computer, the window be on your left or your right. If it is behind you, the light will reflect on (反射) the screen. If the window is in front of you, the sun and the screen will shine into your eyes.

Your hands and wrists (手腕)

Hand and wrist injuries can happen because the hands and wrists are moved in the same way times. If you use a keyboard for a long time, these three rules: 1) Rest your wrists on something. 2) Keep your elbows at the same height as the keyboard. 3) Stop something and exercise your hands, wrists and fingers in a different way.

Your back

Some people sit for many hours in front of a computer. If you sit in the wrong way, you can injure your back or your neck. So you should sit with your back straight. The top part of the screen should all be in front of your eyes. Your forearms, wrists, hands and the upper part of your legs should all be parallel (平行) to the floor. If you are sitting for a long time, get up 30 minutes and your arms, legs and necks.

your computer, but use it safely.

1.A. fall overB. fall downC. fall offD. fall onto

2.A. carefullyB. luckilyC. slowlyD. quickly

3.A. fixB. runC. rideD. drive

4.A. Too manyB. Too muchC. Much too D. Many more

5.A. so B. becauseC. but D. when

6.A. at last B. at mostC. at leastD. less than

7.A. toB. fromC. on D. away

8.A. sometimeB. some timeC. some timesD. sometimes

9.A. canB. mayC. must D. should

10.A. bothB. neverC. allD. none

11.A. hundred ofB. hundredsC. hundreds ofD. two hundreds

12.A. follow B. work C. copy(复制)D. write

13.A. oneB. everyC. both D. once

14.A. needB. exerciseC. moveD. climb

15.A. Enjoy B. Use C. Protect(保护)D. Keep

 

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