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2024年6月14日发(作者:)
2019年高考一轮复习 第十四讲 Astronomy: the science of the stars
教材版本
知识点
核心短语: in time; in one’s turn; cheer up
复习目标
复习重点
复习难点
学会灵活使用本单元基础语言知识,重点语法知识
重点句型: make it+形容词/名词 +to do sth
主语从句
全国通用 课时说明(建议) 3课时
核心词汇:harmful; exist; puzzle; pull
一、自我诊断 知己知彼
Ⅰ. 单句语法填空
1.Reading in bed will do harm ________ your eyes.
2.It is impossible for a cock to lay ________ (egg).
3.If steel is heavier than water,why are ships able ________ (float)on the sea?
4.In his black and blue suit and with ________ oxygen tank fastened on his back,Larry dived
from boats into the middle of the ocean.
5.The climate here ________ (be)quite pleasant,the temperature rarely,if ever,reaching 30℃
in summer.
6.Our success depends ________ whether everyone works hard.
7.The destruction of such species could prevent researchers ________ (find)cures for certain
diseases.
8.It was difficult for the helicopters ________ (get)close to the roof of the building because of the
heavy smoke.
9.We have launched another man-made satellite, ________ is announced in today's newspaper.
10.Now that they have computers,it becomes ________ (easy)to deal with the problems.
【答案】 float 7. finding get
Ⅱ. 单句改错
1.If you put your heart into it, you'll succeed on time.
2.This is such interesting a film that I have seen it twice.
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3.It's no longer a question now that whether man can land on the moon.
4.Whether life will continue on the earth for millions of years to come will depend on if this
problem can be solved.
5.General speaking, he is a smart boy except his carelessness.
6.The river is so polluted that every day we can see a lot of things being floating on the water.
【答案】 →in →so 3.去掉whether →whether l→ Generally 6.
去掉being
二、温故知新 夯实基础
考纲单词精讲
1、harmful adj.有害的
教材原句
What many scientists believe is that the continued presence of water allowed the earth to
dissolve harmful gases and acids into the oceans and seas. (P26)
很多科学家相信,由于地球上长期有水存在,使地球得以把有害气体和酸性物质溶解在
海洋里。
归纳拓展
(1)be harmful to对……有害
(2)harm n.&vt.伤害;损害
Do harm to sb. /do sb. harm 对某人有害
害处
(3)harmless adj.无害的
语境助记
①The drought was harmful to the crops. 这场干旱对农作物有危害。
②Fruit juice can do harm to children's teeth. 果汁可能会损害儿童的牙齿。
③They may not be able to help but there's no harm in asking them.
他们可能帮不上忙,但求他们一下倒也无妨。
2、exist vi.存在;生存
教材原句
They laid eggs too and existed on the earth for more than 140 million years.(P26)
它们也下蛋并在地球上生存了一亿四千多万年。
归纳拓展
(1)exist on靠……生存/生活
exist in存在于……之中
极的一面
exist by靠……方式为生
There exist(s)...某地有……;存在……消
harmlessness n.无害
There is no harm in doing sth.做某事没有
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