高中英语必修三第四单元教案

更新时间:2023-07-12 04:43:47 阅读: 评论:0

(3,4)
重点词汇
1.         n.[c] 系统;体系;制度;方法  systematic adj 有系统的; 有条理的
[典例]
The solar system includes the sun and its eight planets.
[练习] 根据意思完成句子。
1). The ______ ______ (教育系统) operates very differently in the US and China.
2). He introduced us a well-designed ______ ______ (铁路系统).
2.          vt. (laid, laid, laying) 把放下;摆设;铺(地毯) ;产(蛋)
[典例]
1). He laid his hand on my shoulder.
2). Who should we lay the blame on?
[重点用法] lay短语:
lay eggs 下蛋                      lay sth. aside 把某物放在一边;积蓄(钱)
lay sth. down 把某物放下              lay the blame on sb.责备某人
lay the table 摆桌子                lay emphasis / stress on sth. 把重点放在某事上;强调
[练习] 根据句子的意思在括号里填入适当的词或翻译。
mushi
1). The bird ______ its eggs in other birds’ nests.  初中文凭可以考大专吗
2). He is a political leader that _____ _____ _____ _____ (非常强调) individual responsibility.
3). He ______ some money ______ for rainy days.   
3.         adj. 有害的;伤害的  harm n.&vt. 伤害(某人) 其反义词为harmless
[典例]
There is no harm in doing sth./It does no harm to do sth.做某事是个好主意(或没有坏处)
①It is harmful to your health to drink too much.
②He may say no,but there’s no harm in asking.
shirt的意思[重点用法]
be harmful to sb./sth. 对……有害            do harm to sb.= do sb. harm = harm sb. 对……有害;伤害……
[练习] 根据句子的意思在括号里填入适当的词或翻译。
1). Everyone knows that smoking is ______ to your health.   
2). In many cas, too much care for children from parents might even do ______ to their growth.
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3). 在阳光下看书对你的眼睛伤害很大。
_______________________________________________________________________________
Doctors always tell us that drinking too much________our health,but some people don’t care.
A.is harm to      B.does harmful to    C.is harmful to      D.do harm to
4.       vi. 存在;生存  existence n. 存在
[典例]
1). Does life exist on Mars?
2). I can hardly exist on the wage I’ m getting.
[重点用法]
exist + prep. 存在于地方                    exist on sth. 靠某物生存 
[练习] 用exist的短语或其适当形式填空。
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1). This plant ______ only ______ Australia. solaris
2). Can you ______ ______ such a low salary?
3). I doubt the ______ (exist) of alien.
5.       vt.&vi. (使)迷惑;(使)苦思  n.谜;难题  puzzled adj.无法了解的;困惑的  puzzling adj.令人费解的
lift[典例]
Their reason for doing it is still a puzzle to me.
①Her puzzled look on her face suggested she didn’t understand what I said.
②I have been puzzling about this question for weeks.
[重点用法]
sth. puzzles sb. 某事使某人迷惑/为难                    sb. be puzzled by sth. 某人对……感到迷惑
puzzle about/over sth. 对某事感到迷惑或苦苦思索(以便理解)    puzzle one’ s brain苦思苦想;绞尽脑汁
solve a puzzle 解决一个难题
[练习] 用puzzle的适当形式填空或翻译。
1). To explain the ________ (puzzle) findings, he offers two theories.
2). _______ _______ _______ (使我困惑的事情) is why he left the country without telling anyone.
3). She listened with a _______ (puzzle) expression on her face.
4). No one has yet succeeded in explaining the _______ (puzzle) of how life began.
完成句子
She has lost heart since she failed in the exam.She_______________(对将来感到迷茫).
6.         v.拉,拖,拔;移动 n.拉,拖;拉(引)力
[典例]
1). You push and I’ ll pull. 
2). I felt a pull at my sleeve and turned round.
①He pulled the door open and rushed out.
②The police car signalled to us to pull in. 
if you ek amy
③We waved as the train pulled out of the station.
④The doctor told me that I would pull through.
[重点用法]
pull off (sth)(指机动车辆)驶离(道路)(至路侧停车处停下)   
pull out (sth.) 拉掉;使分离;掏出;驶离(车站)pull down拆毁;摧毁  pull in(车辆)进站停靠;靠边停靠  pull through康复;痊愈  pull together 同心协力;通力合作
[练习] 用pull短语的适当形式填空。
1). I arrived as the last train was ______ ______.
2). He ______ ______ a gun and aimed at the criminal.
3). So long as we ______ ______, there’ s no mountain we can’t conquer.
用pull的短语填空:
(1)Hous were______________to make way for a new highway.
(2)Cheer up!Take more exerci every day and you will______________.
合肥cad培训(3)John________behind me and parked.
7.       vt. & vi. (使)高兴、振奋;(对)欢呼  cheerful adj.高兴的  cheerless adj.不高兴的 
[典例]
1). The crowd cheered loudly as the Queen appeared.
2). He was greatly cheered by the news.
[重点用法]
cheer sb. on为某人加油        cheer (sb) up(使某人)更高兴或更快活
[练习] 用cheer的短语或其适当形式填空。
1). Your visit has greatly ______ him up.
2). The crowd ______ the runners ______ as they started the last lap.
重点词组
1.             = to start with 以……开始;由……作为开头;首先
[典例]
To begin/start with, I couldn’ t understand a single word.
电话会议英文[重点用法]
begin/start with 从……开始          begin/start sth with 从……开始……
[练习] 根据句子的意思完成句子。
1). He ______ his speech ______ a poem.   
2). His speech ______ ______ a poem.
3). ______ ______ ______, pets are good friends of many lonely people, especially the old.

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标签:重点   句子   驶离   系统   停靠   迷惑
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