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1、北师大版2019-2020学年八年级上学期英语开学考试试卷（I）卷姓名:_ 班级:_ 成绩:_一、 完形填空（本题共15小题，共计15分） (共1题；共15分)1. （15分）阅读短文，根据其内容，从A、B、C、D中选出最佳答案。 In space, there was a little gray planet. It looked very 1, because the people who lived there hadnt looked after it. They had polluted the whole planet heavily 2rubbish and pollution.
2、 As a result, there were few plants and animals left.One day, a little boy Jim was walking on the planet, when he passed a cave（山洞）and 3a small red flower inside. The flower was very sickalmost dying, so Jim 4dug up the flower, with roots, soil and everything. Then he started looking for a place5car
3、e of it. He searched all over the planet, but everywhere was polluted so much that there was6place the flower could possibly live in. Then he looked up at the moon. It seemed that maybe the plant could live there.Jim decided to go there. He7a spaceship and put the little red flower in the back, then
4、 they flew to the moon. Far away from all that pollution, the flower soon grew up, giving birth to others, and these other flowers spread onto other flowers. Soon the whole moon was completely covered with flowers. When the little boys flowers came out, the moon gave out a soft red8. It was the most
5、 beautiful scenery he had ever seen.Maybe the story is telling us9we dont look after the planet, a day will come when flowers can only grow on the moon. So we must be friendly to10place that we are living in now.（1）A . happy B . sad C . excited D . bored （2）A . about B . from C . with D . beside （3）
6、A . noticed B . believed C . decided D . expected （4）A . careful B . carefully C . careless D . carelessly （5）A . to take B . take C . took D . taking （6）A . some B . many C . no D . much （7）A . went away B . went through C . climbed into D . climbed out （8）A . fire B . smell C . noise D . light （9）
7、A . unless B . that C . before D . if （10）A . us B . our C . ours D . ourselves 二、 阅读理解（共计40分） (共4题；共40分)2. （10分）阅读短文，从下面每题的A、B、C、D四个选项中选出最佳选项。 If the only sports you do are dancing your fingers across your keyboard, you could be in serious danger of more than just becoming overweight and out of sha
8、pe.Do you often feel sleepy, like something is weighing down on your head? Do you feel forgetful? Do you sometimes feel uncomfortable up and down your neck and lower back, and you cant explain why? Do you get sick often? It could be radiation (辐射) from your computer causing it. If you spend three ho
9、urs or more a day in front of a computer, you are more easily harmed by the hazards.We have got so used to using computers that we often neglect (忽视) to think of them as dangerous sources of harmful radiation. A safe amount radiation is 25 V/m (Volts/meter). Do you want to guess how much our persona
10、l computers give off?Keyboard: 1, 000 V/mMouse: 450V/mMonitor: 218 V/mCPU: 170 V/mNotebook computers: 2, 500 V/mWays to Protect Yourself from Harmful Computer RadiationDecorate your desk with cactus (仙人掌) plants. They take in radiation.Drink two to three cups of green tea a day and eat an orange dai
11、ly. The vitamins in tea leaves and oranges protect us from radiation and keep our eyes healthy as well.Use a screen filter for your monitor.Avoid having metal objects (金属物体) nearby on your desk.Put the back of the computer to the wall. Most of the radiation comes off the back.Keep your monitor at le
12、ast 50 cm away from your face.Keep your computer rooms ventilated (空气流通的).Eat healthilyespecially fruits and vegetables.Dont fall asleep on your computer. Turn it off if you have to rest nearby.The ways above are useful, so why not have a try at once?（1）Sitting too close to your computer for too lon
13、g can cause _. A . your fingers to turn blueB . radiation sicknessC . your parents to think youre smartD . your games scores to go down（2）_ is the safe amount of radiation. A . 450V/mB . 2, 500V/mC . 170V/mD . 25V/m（3）The underlined word hazards in Paragraph 2 means _. A . illnessB . feelingsC . dan
14、gerD . headache（4）How can you avoid the effects (影响) of radiation? A . By spending less time at your computer.B . By using plastic to cover your screen.C . By typing in a dark room.D . By having someone else do your homework for you.（5）Which of the following is not true according to the passage? A . Cactus plants take in harmful radiation.B . Eating healthily helps you stay well.C . You should fall asleep at your computer daily.D . A well ventilated room is good prevention.（6）The best title of the passage is _. A . Computer ProblemsB . Computer Ra
