人教版八年级上册重点单词、短语、句型的讲解.docx

重点单词、短语复习讲义（2012-1-2） 学生： 教师：1. hardly adv. 几乎不；几乎没有I hardly ever exercise.I hardly eat vegetables.(1) hardly 是频度副词，表示否定意义。(2) hardly ever 极少，几乎从不，与often 或usually 对应。常见的频度副词有： 由从不到经常never hardly sometimes often usually always 例题: Tom ever gets up before 6:00. ( hard)2. 在英语中 though 与连词but 不可以连用。because 引导的原因状语从句，so 引导结果状语从句。例题： Switzerland is very small, it is the land with watch and it is very rich. A. Though; but B. Because; so C.Because; / D. Though;/3. forget to do sth. 表示忘记要去做某事forget doing sth. 表示忘记已经做过的事I forgot to bring my homework.I forget locking the door.take sth. with sb. 表示随身携带take sth. to sb. 表示把某物带给某人I take an umbrella with me every day.I take the math book to Tom.例题：Dont forget an umbrella you. Its going to rain.A. to take; to B. taking; to C.to take; with D. taking; with4. any other + 单数名词，意为“其他任何的” 不包含要比较事物的本身，这种结构是用比较级表示最高级的含义。例题：Shanghai is large than city in China.A. any B. any other C.any else D. other any 5. turn on 打开Turn on the blender.turn on 打开(电源开关类物品)，反：turn off 关闭open 打开(门窗、包装等)， 反：close 关上turn on/ turn off the radio open/ close the doorTurn off the radio and open the window. turn up 调高（音量、亮度等） turn down 调低，关小turnturn over 翻身，翻转； turn +颜色 变色 turn round 转身turn to 转向（某人），翻转至（某处） by turns/take turns轮流例题：Mike his computer and checked his e-mail.A. turned on B. turned off C.turned up D. turned down6. enough adj. 充足的；充分的 About 200 yuan a night is enough.enough adj. 足够的 用语名词前做定语 adv. 足够地 用于形容词、副词后作状语如：We have enough time for work. I think his picture is beautiful enough, but he said he didnt draw it carefully enough. 例题：Do you think we have (足够的时间) for the work?7. Sanyan is in Hainan Province in the southern China.(1) 表示“位于” 用lie 或者be ; 句中is 可以替换为lies. (2) be in the east + 地点，在某地的 （方位）。on the westto south north （in 境内； on接壤； to 不接壤）例题： Shanghai is a large modern city of China.(东南部)课堂练习一单项选择：1. - Were doing a lot to protect our environment, but it is not good enough.- So we should try to look after it.A. hard B. harder C. hardest D. hardly 2. Dont do any other things while you are doing your homework. So please you MP3.A. turn up B. turn downC.turn on D. turn off3. The room isnt to hold so many people. A. big enough B. enough big C. small enough D. enough big4. People the southwest of China were in great need of water a couple of months ago. A. in B. at C. to D. on 二完形填空：During the day we work and play, and at night we sleep. Our bodies rest while we are _1_. In the morning we are ready_2_ again. Our bodies grow _3_ while we are asleep. Children who are tired usually _4_ sleep. We can get better at our lessons _5_ we have had plenty of rest. Boys and girls who are eight or nine years old need ten hours of sleep every night. Our bodies need plenty of _6_ when we sleep. If we do not get enough fresh air, we _7_ tired when we wake up. While in bed we must not cover our _8_. Our lungs(肺) need to get enough fresh air. If we _9_ our windows at night, we can have plenty of fresh air. Cool air is better than warm air. Boys and girls who want to be _10_ must get plenty of sleep.()1.A.asleep B. sleep C. rest D. play ()2.A. to work and play B. working and to play C. to work and playing D. working and playing ()3.A. much B. more C. most D. slow()4.A. can B. may C. need D. must ()5.A. while B. before C. as D. after ()6.A. air B. sun C. water D. food ()7.A.felt B. will feel C. are feeling D. has felt ()8.A. foot B. arm C. head D. body ()9.A. open B. close C. draw D. use ()10.A. happy B. interested C. helpful D. healthy课后作业（2012-1-2）Robots seem new to most people, but they have a long history. _ (1) one was made by a Greek. The robots in the films are usually stronger, _ (2) and clever than people. In real life, most robots are used in factories. They are used to do many dangerous, difficult or boring _ (3). Some people cant look after _ (4 ) and robots can help them. For example, some people cant see, and they use dogs _ (5) themselves move around. This kind of dog is called a guide dog. But now scientists are making robots to help them. In the future, robot dogs _( 6) take the place of these guide dogs. Today robots are _ (7) used in American hospitals. In the hospital, a robot _ (8) meals from the kitchen to the patients room. It never loses its way because it has a _ (9) of hospital in its computers system. Robots can help us a lot of different ways. However, they _ (10) take the place of humans. ( )1.A. First B. Second C. The first D. The one ( )2. A. fast B. more fast C. faster D. more faster ( )3. A. jobs B. work C. exercise D. works ( )4. A. them B. themselves C. their D. theirs ( )5. A. helps B. t