沪教版八年级下册unit3 练习.doc

【vocabulary】1. _ v 移动， 挪动。_n 动作，运动。 2. _v. 感到。_ n 情感3. _ adj 瘦的。_比较级。_最高级4. _v流动。_ 过去时。_ 过去分词5. _v 解释。_ n 解释6. _adj 看得见。_ adj 看不见的7 _n/v 关心，照顾。_adj 仔细的。_adv 仔细地8. _n 电。_adj 用/带电的。_adj 与电有关的9. _adj 礼貌的。_adv 礼貌地。_n 礼仪10 _v 服务。_n 服务。_ n 仆人11 _v 希望。_adj 有希望的。12 _adj 不礼貌的。_adv 不礼貌地13 _n 能量。_adj 有力量的14 _v 起始，开始。_n 初学者15 _v 埋。_第三人称单数。_过去时。16 _v 抓挠。_第三人称单数。_过去式17 _adj 真实的。_ adv 真实地18 _n 电池。_pl 电池（复数）Change into be buried look like at last get a bill for be careful with come from Come from power station in packets in a way 1. Can you tell me what it _?2. Water can _ ice if it is cool enough.3. The house _ under ten feet of snow.4. Everyones energy _ food.5. Crisps are usually sold _ in supermarkets.6. _ the glasses. Dont break them.7. The ship started off and _ went out of sight.8. It is common to _ using water every month in our city.9. The Three Gorges Dam is also the biggest _ in China.10.Although they didnt want to listen to her, I think she was right, _.A contain. B the total amount we should pay. C cannot be seen. D silly. E moved his fingers across. F put his heart in doing.( ) 1. Its very foolish of you to park the car near the bus stop. The police may come.( ) 2. How much was the bill for the electricity this month?( ) 3. He scratched the insect bite on his leg with his nails.( ) 4. He buried himself in his hard work.( ) 5. Fruits have important vitamins and minerals inside them.选择题1. Im old enough to wash _ clothes by myself. You can just wash _.A my, your. B mine, your. C my, yours. D your, my.2. Almost everyone today uses electricity in one way or _.A other. B others. C the other. D another.3. Can you think _ an example to show that we change electricity into different forms of energy?A of. B about. C over. D through.4. “Has _ ever seen electricity?” Ben asked his Dad.A somebody. B anybody. C nobody. D no one. 5. You must not drink coffee_ tea in the evening if you want to sleep well.A or. B and. C as. D as well as. 6. If you make friends with more people, you will not feel _.A worried. B alone. C happy. D lonely.7. We must not _ more lights than we need. A turn on. B turn off. C put on. D put off.用给单词的适当形式填空1. This magazine publishes _. We enjoy reading it very much. (month)2. What is your _ for being late? (explain)3. It was so cloudy that the top of the tower was _. (visible)4. You should serve our guests _. (polite)5. You put _ inside things like torches and radios to make them work. (battery)用以下单词的合适形式填空1. electric electricity electrical electrician When there is something wrong with the _ appliances at your home, please ask an _ for help. Dont repair them yourself. You may get an _shock because _ is very dangerous.2. serve servant servicea The new airport will _ passengers who miss their flights .b The _ charge is not very expensive.c People are looking foward to the new public_.d The famous scientist was born in a _ family.3 careful carefully careA This is a special gift for him, anda he has kept it for many years with great _.B Be _ with electricity while youre rubbing these materials against each other.C He calculated _ to find out the connection between lighting and electricity.4. polite impolite politelyA The staffs in that store always answer every question_.B Its _ of you to reply the letter in such a rude way.C Its not _ to talk while your mouth is full of food.5. explain explanationA The Italian scientists _ how electric battery works. B These girls had no _ for what theyve done.【情态动词】一 can/ could /be able to 表示能力Could 为can 的过去式Must 表示必须，具有强制性The windows are very dirty. I must clean them.Have to 表示不得不I have to work late tonight. My boss has told me to.Mustnt 表示禁止， dont have to /neednt 表示不必三 can /could /may 表示许可四 can /could /would 表示请求五must/cant 表示推测Tom must get very bored in her job. She does the same thing every day.Youve just had lunch. You cant be hungery already【小试牛刀】选择题1. My grandma is ill, so she _ stay in bed for several days.A must. B could. C need. D can. 2. -Must he come to collect these materials himself?-No, he _.A mustnt. B couldnt. C neednt. D cant.3. If you are busy, you _ come to prepare for the discussion.A must. B dont need. C neednt. D can.4. The young man _ be hungry now. He hasnt had anything for several hours.A must. B could. C have to. D should.5. My daughter _ any help because she can finish the work on time herself.A must. B doesnt need. C dont need. D would like. 6. I met him in the library just now, so he _ be at home at the moment.A wont. B couldnt. C neednt. D cant.7. You _ ask a lady about her age. Its really impolite.A shouldnt. B couldnt. C neednt. D wouldnt.8. You nee