2022年高中英语Unit4GlobalWarming重点难点及考点解析学案新人教版选修6

这是一份2022年高中英语Unit4GlobalWarming重点难点及考点解析学案新人教版选修6，共7页。学案主要包含了重点单词，重点短语，重点句型， 疑难辨析等内容，欢迎下载使用。
一、重点单词
1．cmpare
1．vt. 比较；对照。如：
Cmpare yur answers with thse at the back f the bk t see if they are right.
把你的答案同书后面的答案对照一下，看看是否正确。
My handwriting can nt be cmpared with my father’s.
我的书法不能与我父亲的相比。
2．vt. 喻为；比拟。如：
Man’s life is ften cmpared d a candle.
人生常被比为蜡烛。
Shakespeare cmpared the wrld t a stage.
莎士比亚把人世比做舞台。
cmpare…with…表示“把……与……相比（同类相比）”
cmpare…t… 表示“把……比做……（异类相比，比喻）”
cmpared t /with 与……相比, 只能作状语
2．amunt n. 数量
习惯用语：
an amunt f 相当数量的; 一些 修饰不可数名词
amunts f 相当数量的; 一些 修饰不可数名词
large amunts f mney 大量的金钱
3．cncern
① v.使担心；使关心；使烦恼
The by's pr perfrmance at schl cncerned his parents.
这个男孩在学校很差的表现，使他父母很担心。
注意：其过去分词cncerned通常作形容词用，意为“担心的；烦恼的；忧虑的”。
The cncerned parents were all cncerned fr the children's safety.
忧心忡忡的家长们都为孩子们的安全担忧。
②涉及；与……有关或相关
Attend t what cncerns yu. 注意与你有关的事物。
注意：其过去分词cncerned常用来作表语，意为“和……有关；牵涉”；而作定语，则意为“有关的”。
It is reprted that the pp singer is cncerned with selling drug.
据报道，那个流行歌手涉嫌贩毒。
He asked all cncerned t take an active part in helping the girl.
他要求所有相关的人积极帮助那个女孩。
②、cncern作名词
1. 有关……的事（可数）
That's my cncern, s I'll d as I like abut it. 那是我的事，因此，我想怎么做就怎么做。
关怀；关心（不可数）
Sme peple dn't shw much cncern fr ur envirnment. 有些人不太关心我们的环境。
3．担心；担忧
She shwed great cncern abut yu.
她很为你担心。
4. range
range v.排列, 使成行；偏袒，站在…的方面。
n. ：范围(尤指从…到…各种种类,可供选择的范围等，可加不定冠词) ；排列
beynd the range f… 超越……的范围
ut f ne’s range 某人达不到的
这家商店商品品种多。
The shp keeps a wide range f gds.
v.排列, 使成行；偏袒，站在……的方面。
主要搭配为：+名词/代词；+介词+名词/代词；
常可用于: 1. 被动结构
2. range neself；
3. range frm… t … / between…and … 从……到……不等。
老师令其学生沿着小径排队。
The teacher _________________alng the path.
温度在15度到35度之间。
The temperature__________________________.
我们应当列身于法律与秩序的一边。
We shuld __________________ n the side f law and rder.
Keys：ranged his students；ranges frm 15 t 35 degrees；range urselves
二、重点短语
1 cme abut
cme abut 发生，造成 相当于happen
When Mther wke up, she didn’t knw what had cme abut.
I’ll never understand hw it came abut that yu were late three times a week.
D yu knw hw the air accident came abut?
2．keep n 继续 +ding sth.
他们虽然很累了，还是继续工作。
They keep n wrking althugh they are tired.
3．build up
逐步建立，增加，增进
build up ne’s frtune
build up ne’s strength
build up the business
This built up my hpe after the interview.
Sediment (沉淀物)builds up n the cean flr.
4．make a difference
make a difference(1)有很大差别, 有很大不同(2)有很大的关系/影响
make sme/ n difference t对...有些/没有关系
That makes n difference t me.
那对我没有影响。
Exercise can make a great difference t yur health.
锻炼对你的健康产生很大的影响。
5. put up with
put up with 忍受;忍耐;受苦
That wman, as a husewife, has a lt t put up with. 作为家庭主妇,那女人得忍受很多烦恼。
知识拓展
put aside 节省(钱、时间);储蓄;把……放在一边
put away 收拾起来;储存(钱);喝掉
put back 放回原处;拖延 put dwn 写下;记下;控制
put frward 提出(意见、建议);推荐
put ff 延期;推迟 put n 假装;增加;上演(戏剧)
put ut 熄灭;使忧虑;扑灭;出版
put up 举起;张开(伞);张贴;为……提供食宿
6. s lng as / as lng as
as lng as 只要，如果
As lng as there is life there is hpe.
留得生命在,不怕没希望.
Yu can g ut, as / s lng as yu prmise t be back befre 11 'clck.
你可以出去,只要你答应在11点以前回来.
I'll accept any jb as / s lng as I dn't have t get up early.
只要不必早起,任何工作我都可以接受.
在用as / s lng as连接的从句中,当其谓语为be,而主语和主句的主语相同时,则从句的主语和be可以省略。如:
I'm sure we are safe as lng as (we are) in his care. 我深信只要在他的保护下,我们就会平安无事.
三、重点句型
1．What d yu think green huse gases d?
本句中think后接了一个由what引导的宾语从句。但应注意的是：特殊宾语从句即当一般疑问句主句的谓语动词是 think, believe，suppse，cnsider, imagine，guess 和 suggest 等时，表疑问的词要放在主句前即句首。例如：
[正] Wh d yu think will win in the game?
[误] D yu think wh will win in the game?
当然一般情况下宾语从句的疑问词应放在主句之后，例如：
[误] Why d yu knw we can't cut dwn the big tree?
[正] D yu knw why we can't cut dwn the big tree?
2．There is n dubt that….
一、作不可数名词,作"疑惑;怀疑”
①肯定句中dubt多接whether (一般不用if代替) 同位语从句。如:
There's sme dubt whether he'll keep his prmise. 他会不会信守诺言还难说。
She had her dubts whether the new bk wuld sell well. 她怀疑新书是否会畅销。
②否定句中dubt多接that同位语从句。如:
There is n dubt that they will ask yu fr help. 毫无疑问,他们会请你帮忙的。
I have n dubt that yu will succeed. 我毫不怀疑你会成功的。
二、作及物动词常用于下列句型中,作"怀疑;不能肯定;不大相信"解,一般不用进行时态。
①用于否定句或疑问句,后接that引导的宾语从句。如:
I dn't dubt that he is telling the truth.
我毫不怀疑他在讲真话。
D yu dubt that he will win the match?
你怀疑他会赢这场比赛吗?
②用于肯定句,一般接whether 或if引导的宾语从句.如:
I dubt whether we will make a prfit ut f it. 我认为我们不可能从此事中获利。
We dubt if she will be persuaded.
我们不知道她会不会被说服。
3．Sme byprducts f this prcess are called “greenhuse” gases, the mst imprtant ne being carbn dixide.
the mst imprtant ne being carbn dixide 是一个独立主格结构，由名词+分词构成，在句中做补充说明或伴随的状况。
________________(时间允许的话)，I will shw yu arund the city.
_________________(今天是星期天)，I dn’t have t g t wrk.
___________________________(没有人要说的话)，the meeting was clsed.
Keys：Time permitting；Tday being Sunday；Nbdy having any mre t say
4．Withut the ‘green huse effect’，the earth wuld be abut thirty-three degrees Celsius cler than it is.
这是一个含蓄虚拟条件句有时假设的情况并不以条件从句形式表示出来，而是通过一个介词短语或其他方式表示。常用的词或短语有：withut, but fr，but that，therwise，r，but等。
Withut yur help ( = If we had nt had yur help)，we culd nt have succeeded．
要是没有你的帮助，我们是不会成功的。
四、 疑难辨析
1．result in/ result frm
①result in 结果; 致使; 导致
主语：起因 in 的宾语：结果
Acting befre thinking always results in failure.做事不先考虑总会导致失败。
The accident resulted in the death f tw peple.这场意外事故造成两人死亡。
②result frm 起于, 由于, 由…引起，
主语： 结果 frm 的宾语：起因
His sickness resulted in eating t much. (in / frm)
2．take place, happen, ccur, cme abut和break ut用法区别
这些词或短语都有“发生”的意思，但用法各不相同，区别如下：
(1). take place 表示“发生、举行、举办”，一般指非偶然性事件的“发生”，即这种事件的发生一定有某种原因或事先的安排，例如：
Great changes have taken place in ur hmetwn during the past ten years.
The Olympic Games f 2008 will take place in Beijing.
(2) .happen作“发生、碰巧”解，一般用于偶然或突发性事件，例如：
What happened t yu? (一般不说：What did yu happen?)
Maybe smething unexpected happened.
I happened t see him n my way hme. = It happened that I saw him n my way hme.
(3). ccur作“发生、想到、突然想起”解，其意义相当于happen，例如：
What has ccurred? (=What has happened?)
A big earthquake ccurred (=happened) in the suth f China last mnth.
It ccurred t me that she didn’t knw I had mved int the new huse.
(4). cme abut表示“发生、产生”，多指事情已经发生了，但还不知道为什么，常用于疑问句和否定句，例如：
When Mther wke up, she didn’t knw what had cme abut.
I’ll never understand hw it came abut that yu were late three times a week.
D yu knw hw the air accident came abut?
(5). break ut意思为“发生、爆发”，常指战争、灾难、疾病或者争吵等事件的发生，也可以表示突然大声叫喊等，例如：
Tw wrld wars brke ut last century.
A fire brke ut in the hspital in the mid-night.
After the fld, diseases brke ut here and there.
She brke ut, “That is t unfair!”