牛津译林版八年级英语知识点归纳8A Units46.docx

1、牛津译林版八年级英语知识点归纳8A Units46牛津译林版初二英语上学期 （8A）Unit 4-6重 点 词 组10 days old 十天大 look like a little mouse 看起来像小老鼠weigh 100 grams 重100克 start to go outside 开始外出for the first time 第一次 up to 14 hours a day 一天长达十四小时kill it for its fur 为了皮毛而屠杀它 cut down forests 砍伐森林have nowhere to live 没有居住的地方 on ones own 独自的，独立

2、的be in danger 处于危险中 stay alive 活着hunt for food 捕食 a terrible snowstorm 可怕的暴风雪live as a family 以家庭形式居住 live in family groups 群居lose ones lives 失去生命 continue to build road 继续建路at a time 一次 keep taking the land 不断地占据土地go birdwatching 观鸟 white and grey feathers 灰白相间的羽毛northern countries 北方国家 broad wings

3、 宽的翅膀all year round 终年 for a short stay 短期停留an important living area 重要的居住区域 less and less space 越来越少的空间the Chinese Government中国政府 do a bird count 数鸟frighten the birds 吓唬鸟类 prevent flood 预防洪水watch the birds closely 仔细地观察鸟类 drop litter carelessly 随意扔垃圾talk softly 轻声地交谈 sing nicely 动听地歌唱lose the game

4、输了比赛 several accidents 几起事故kill thousands of people杀死数以千计的人 crash into a tree 撞到一棵树wash the village away 冲走村庄 fall from a tree 从树上摔下来look at each other in fear惊恐地互相看着 attack people 袭击人run in all directions 四处奔去 run wildly 疯狂地逃窜fall down 掉下来 come down 倒下来calm down 冷静下来 be trapped 被困住say to myself 心里想

5、 a moment of fear 片刻的恐惧shout for help 呼救 a packet of chocolate 一袋巧克力hear excited shouts 听见激动的喊叫声 see the bright daylight 看见明亮的日光move away the bricks 搬开砖块 walk through a rainforest 穿过热带雨林make excuses 找借口 bombs below the ground 像地下的炸弹an earthquake in Taiwan台湾的一次地震 mop it up/ mop up the floor 拖地be in a

6、 great hurry to do something. 十分匆忙地做write to newspapers and magazines 写信给报纸杂志a nature reserve in north-east China 在中国东北的自然保护区one of the worlds most important wetlands 世界上最重要的湿地之一provide food and shelter for them 为他们提供食物和栖息地make more space for farms and buildings 为农场和建筑物腾出空间protect these endangered b

7、irds 保护这些濒危鸟类study the different kinds of birds 研究不同种类的鸟the changes in their numbers 他们数量方面的变化understand the importance of wetlands 明白湿地的重要性tell us not to make any noise 叫我们不要发出噪音feel a slight shaking through my body 感觉一阵轻微的震动通过全身hear a big noise like thunder 听到象雷声的巨大噪音The temperature will drop a li

8、ttle. 温度会稍有下降.The temperature will drop to -5 温度会降到零下五度take actions to protect giant pandas 采取行动保护大熊猫make giant panda reserves bigger 扩大大熊猫保护区good eyesight, hearing and smell 好的视力，听力和嗅觉grow into a healthy young giant panda 长成一头健康的年轻的大熊猫encourage farmers to leave the giant panda reserves 鼓励农民离开保护区语 法

9、 精 讲1. I first saw the baby panda when she was only 10 days old. 我第一次看到她时，她只有十天大。 1) 10 days old的意思是“十天大”。数词+ days/months/years + old的意思为“几天/几个月/几岁大”。如：The baby is nine months old, and she is able to talk.He graduated from the university when he was twenty five years old. 2) a 10-day old giant panda

10、 数词-day/month/year-old+ 被修饰的名词Cathy is a fourteen-year old girl who loves painting.The eighty-year-old man is a great scientist.2. At four months, she weighed about 10 kilograms and started to go outside her home for the first time.四个月大时，她重十公斤，并且第一次开始出门。 1) weigh v. 称重 weight n. 重量 The cat weighs ab

11、out 2 kilos.= The weight of the cat is about 2 kilos. 2) start to do something., start dong something, begin to do something., begin doing something的意思均为“开始做”。如： She started/began to learn how to drive at the age of thirty. She started/began learning how to drive at the age of thirty. 3) for the fir

12、st time 第一次 for the second/third/ fourth/fifthtime3. At the very beginning, Xi Wang drank her mothers milk for up to 14 hours a day. 一开始，希望每天喝母乳长达14个小时。1)at the very beginning在一开始的时候，at the beginning of 在开始的时候， 如：We dont know each other at the beginning of the first term.2) in the middle of 在的中间的时候

13、In the middle of last month we had a picnic.3) at the end of 在结束的时候 They got married at the end of last year and moved out of the flat.4) up to 意为“直到” She used to work up to twelve hours a day.4. Sadly, it is difficult for giant pandas to survive in the wild. 可惜的是, 大熊猫很难在野外存活下来。 1) It is +形容词+ for s

14、omebody+ to do something。it 代替不定式作句子的主语。如： It is necessary for use to learn something about the world around us. It is impossible for you to get success without working hard. 能够接for somebody. 的形容词是对不定式中的动作进行评价的, 如: hard, difficult, easy, important , unimportant, interesting, boring, necessary, possi

15、ble, impossible等。 2) It is +形容词 + of somebody +to do something 如： It is generous of him to pay for the meal for us. It was careless of the girl to leave her bag on the bus. 能够接of somebody 的形容词是用于描述人的性格特征的, 如: good, nice kind, clever, smart, bright, wise, silly, foolish, stupid, selfish, generous, ca

16、reful, careless, thoughtful, right, wrong, honest, dishonest, typical等。5. Mothers often leave baby pandas for two whole days on their own. 大熊猫经常把自己的孩子单独留下两整天。 on ones own = by oneself = alone，其意思为“独立的；独自的”。如： The old man is very lonely because he lives on his own. You should work out the problem by

17、yourself. Man cannot live alone on an island.6. If people find baby pandas alone, they will often take them away. 如果人们发现熊猫崽单独待着,他们通常会把它们带走。 1)“ find somebody / something + 形容词”的结构中形容词作宾语补足语。如： He found the sentence wrong. I found it interesting to read the comics. 2) take them away 把他们带走。代词it/them必须

18、放在两词之间，类似的短语有：take it/them off(脱)，put it/them on(穿), think it/ them over(考虑)，look it/ them up(查字典)等等。7. If the giant pandas are in danger, what can we do? 如果大熊猫处于危险中，我们能做些什么？ 1)in danger的意思为“在危险中”；be dangerous的意思为“对别人或物造成危险”。如： The number of tigers is getting smaller do they are in danger. Tigers ar

19、e dangerous because when they are hungry the attack people. 2) 类似用法的短语有: in trouble, in need。如： Their house caught a fire and they were in trouble. / We should help those who are in need.8. encourage farmer to leave the giant panda reserves 鼓励农民离开熊猫保护区 encourage somebody to do something的意思为“鼓励某人做某事”

20、。如： My parents encourage me to be an inventor. My best friend encourages me to take up the hard job.9. I will see some beautiful birds if I walk through a rain forest. 如果我走过雨林的话，我会看见一些美丽的鸟儿。 through 意为“穿过,通过”，着重从空间穿过；across也为“穿过”，但指从平面的一端到另一端或十字交叉。如：The train is running through the tunnel. When you

21、see the bank, walk across the road. The post office is right there.10. If I dont buy them someone else will buy them. 如果我不买，其他人也会买的。 else 可以作形容词或副词, 作形容词时主要用于who, whose, what等疑问代词或somebody, anyone, nothing等不定代词之后作定语；作副词时，用于when, where等后坐状语。如：Who else would like to climb the hill? Eddie ate all the f

22、ood in the fridge and there was nothing left. We cannot decide where else to visit today.11. Mother giant pandas have only one or two babies at a time. 母熊猫一次生产一到两只熊猫崽。at a time的意思是“一次”。而at times相当于from time to time，意思为“时常，不时”；at all times的意思是“总是”。如：He gets angry with his son at times.He is willing t

23、o help his friends at all times. He is a good speaker, and is able to make a speech for two hours at a time.12. Their number is getting smaller and smaller because their living areas are becoming farmlands他们的数量变得越来越少，因为他们的生存空间正渐渐变成农田。比较级连用表示 “越来越” 如：The famous athlete is running faster and faster.He

24、 exercises a lot, so his health is getting better and better. 13. If farmers keep taking the land, giant pandas will have nowhere to live.如果农民不停的侵占土地，大熊猫就没有地方居住了。keep doing something的意思是“不停地做某事，一直作某事”。如：They kept watching TV for three hours. / I kept thinking about my teachers words last night.14. 条

25、件状语从句引导条件状语从句的连词有：if如果, unless除非, as long as只要, in case如果, if only但愿等等。如：Unless the weather was bad, my father used to have a walk in the morning.As long as you are free, we will go shopping right now.If only he had come, he would have met you.Youd better take a raincoat in case it rains.1）条件句表示将来可能

26、发生的情况:If 引导的条件句可以表示将来“可能”发生的情况,即逐句事态的发生有赖于从句事态的发生。一般条件状语从句动词用一般现在时，主句动词用will/shall+不定式的一般将来时形式。如：If we catch the 10 oclock train, we shall get there by lunchtime.If he goes to France, he will have to learn French.If it is a fine day tomorrow, I wont stay at home.What are you going to do if its a hol

27、iday?2）条件句表示重复性的, 可预见的情况。If 条件句也可以表示重复性的, 可预见的情况或习惯动作, 此时条件状语从句的动词用一般现在时, 逐句动词也用一般现在时。3）表示普遍真理合客观事实。如：If the temperature drops to 0 degrees Centigrade, water freezes.If you heat ice, it melts.4）表示现在的习惯动作。如：If it rains, I go to school on foot.If I get low marks in the tests, my parents get angry with

28、 me.注意：条件分句在前时其后要加逗号, 而主句在前则不用加逗号。15. It is one of the worlds most important wetlands.它是世界上最重要的湿地之一。 one of + 最高级 +名词的复数的意思是“最之一”。如： He is one of the most careful young men in our office. Zushou is one of the oldest cities in China.16. The area is a great place for wildlife because it provides food

29、and shelter for them. 这个地区是理想的野生生物栖息地，因为它为野生动物提供了食物和庇护场所。 Provide意思为“提供”；provide something for somebody = provide somebody with something，意思是“向某人提供某物”。 如： The travel agency provides tourists with some water and food. The travel agency provides water and food for tourists.17. It is the ideal home for

30、 different kinds of plants, fish and birds. 这里是许多植物，鱼类，鸟类生长的理想家园。 Ideal的意思是“理想的”，是形容词，而idea的意思是“主意，想法”，是名词。如： We have different ideas about the environment problem. We should have less homework in my ideal school.18. Many birds live in Zhalong Nature Reserve all year round, and some go there for a s

31、hort stay. 许多鸟全年都在扎龙自然保护区生活，而有些则去哪儿作短暂停留。 1) all year round意思是“终年，全年”。round是副词，意为“周而复始，从头至尾”。 2) stay 可作名词，意为“停留”。for a short stay的意思是“短暂停留”。如： Every year we go to the seaside for a short stay.19. This means there will be less and less space.这意味着野生动物的生存空间越来越小。 More and more birds are in danger because they do not have enough space. 越来越多的鸟类由于没有足够的空间而濒临灭绝。 less and less + 不可数