必修三第四单元Reading知识点

1、Language points1. What it was to become was uncertain until 他昨天直到七点才离开学校他昨天直到七点才离开学校.He didnt leave school until seven oclock. 他们到了中国才能看了长城他们到了中国才能看了长城.The couldnt see the Great Wall until they came to China.It was not until they came to China that they could see the Great Wall.Notuntil直到直到才才It is/w

2、as not until that 强调句强调句It was not until seven oclock that he left school.(sth) be to (do): 1. 不可避免要发生或必须发生不可避免要发生或必须发生。 They said goodbye, little knowing that they were never to meet again. She is to be honoured for this great work. 2 表示按计划、安排要发生的动作表示按计划、安排要发生的动作We were to have been married last we

3、ekThe train is to arrive in BeiJing at 10:25Tell her she is not to be back late!3 表命令表命令2. They were in time to produce carbon, which were to make important is in time: 及时及时;最终最终 in time (for sth. /to do sth.): 及时；不迟及时；不迟我迟早会遇见他我迟早会遇见他. Ill see him_.她会及时回来准备晚餐她会及时回来准备晚餐. She will be back _ prepare d

4、inner. 你认为我们能及时赶上火车吗你认为我们能及时赶上火车吗?Do you think we can get there _the train?in time forin timein time to 与与time相关的短语相关的短语: on time 按时按时;准时准时 In no time 立刻立刻,马上马上 at times 有时有时 at a time 每次每次;依次依次 once upon a time 从前从前 cool 1) v. Please open the window to cool the room. Dont drink the tea before it co

5、ols a little. 2) adj. 凉爽的，冷静的，沉着的，冷漠的，冷淡的凉爽的，冷静的，沉着的，冷漠的，冷淡的 be/get/seem/keep cool His songs received a cool response from the public.4. As the earth cooled down, water began to appear on its surface. 随着地球的冷却随着地球的冷却, 地球的表面就开始地球的表面就开始出现出现了水。了水。cool downa.凉快起来，冷却凉快起来，冷却b.指人的心境指人的心境“平静下来，使平静下来，使平静下来平静下

6、来” A heated argument can be settled better if both sides cool down first. I tried to cool her down but she was still very angry when she left. Dont cover the TV until it cools down. allowed the earth to dissolve harmful gases1) allow sb. to do= permit sb. to doMy father doesnt allow_ at home.In fact

7、 he doesnt _ anywhere at any time.2) Harmful adj. Opp: harmless harm n.be harmful to sb./sth.= do harm to sb. /sth. 对对有害有害过多的二氧化碳对环境有害过多的二氧化碳对环境有害.Too much carbon dioxide is harmful to / does harm to the environment. smokingallow us to smokeThis produced a chain reaction, which made it possible for

8、life to develop.1)Chain reaction 连锁反应连锁反应2)Make it possible to do 使使. 成为可能成为可能 make it + adj.+(for sb.) to do sth.组长让我们可以一起合作组长让我们可以一起合作.The group leader _老师让他们很容易地明白那个问题老师让他们很容易地明白那个问题.The teacher _.made it possible for us to work together.made it easy for them to understand the question.5.They mul

9、tiplied and filled the oceans and seas with oxygen, which encouraged the 1) Multiply v. 乘乘,增加增加,繁殖繁殖蚊子在夏天繁殖得很快蚊子在夏天繁殖得很快.Mosquitoes multiply rapidly in summer. 2) encourage v. 鼓励鼓励,促进促进encourage sb. to do sth老师鼓励我们上课说英语老师鼓励我们上课说英语.The teacher encourages us to speak English in class. 我那是第一次见到她我那是第一次见

10、到她. I saw her_ .十年后十年后,他第三次来到这里他第三次来到这里.Ten years later, he came here _这是我第二次见到他这是我第二次见到他.It is_.第一次见到他第一次见到他,我就爱上了他我就爱上了他.I loved him _. the second time that I have seen himthe first time I saw himfor the first timefor the third time.7. The laid eggs too and existed on the earth exist in 存在与存在与之中之中

11、 exist on 靠靠为生为生 exist by 靠靠生存生存It was impossible for them to _such a small income. The universe _space. exist onexists inThe wild man _hunting wild animal in the forest.existed by Remain1)系动词系动词. 保持保持, 仍然是仍然是In fact, the work remained unfinished2)remaining adj. 剩下的剩下的The remaining students will ser

12、ve for the audience.3)Remain to be done 有待有待,尚待尚待It remains to be seen whether you are right.10. which prevents heat from escaping fromprevent (from) doing sth.阻止阻止做某事做某事同义词组：同义词组：stop (from)keepfrom（此处（此处from不能省）不能省）我们被阻止在课室吃早餐我们被阻止在课室吃早餐We are prevented/kept/stopped from having breakfast in the cl

13、lions of years to come will depend on whether depend on sb. 依靠依靠,相信某人相信某人depend on sth. 取决与某物取决与某物我们都靠你来做决定了我们都靠你来做决定了Well all _to make a decision.明天是否能开校运会取决与天气明天是否能开校运会取决与天气Whether to hold the sports meeting or not will _.depend on youdepend on the weatherWord study: Translate the following into English1. 把把当作当作2. 太阳系太阳系3.