北师大版（2019）选择性必修 第二册Unit 4 Humour单元考点突破学案（含答案）

名师原创：Unit4 单元考点突破
●词汇精讲
1. benefit vt.&vi. 有益于; 受益; n. 利益; 益处
【原句再现】
Research shows that laughing has significant benefits; it relieves stress and anxiety. (教材P 6)
【词块积累】
for the benefit of…= for one’s benefit 为……；为……的利益
be of benefit to… = be beneficial to… 对……有益；对……有利
benefit from/by... 从……受益；得益于
benefit sb. 对某人有益
beneficial adj. 有利的；有益的；受益的
【精品例句】
Exercise is highly beneficial to health.
锻炼对健康极为有利
In fact, music education is beneficial and important for all students.
事实上，音乐教育对所有学生都是有益而且重要的
The rain will benefit the crops greatly.
这场雨对庄稼大有好处
Today we benefit from countless inventions and innovations.
今天我们受益于无数的创造和发明
There are certainly benefits of using a star in a film.
在电影中起用明星肯定是有益处的
He has had the benefit of a first-class education.
他得益于一流的教育
The money is to be used for the benefit of the poor.
该款项将用于救助穷人
【高考链接】
China has been pushing the reform of public hospitals all its citizens. (福建卷)
A. in charge of B. for the purpose of C. in honor of D. for the benefit of (D)
【考点训练】
在空白处填入适当内容（一个单词）或括号内单词的正确形式
I am sure everyone will benefit a lot ______this activity. (from)
Scientific research is of great _______ (beneficial) to mankind. (benefit)
2. attack n. 攻击，进攻，袭击；抨击；vt&vi. 进攻，攻击；抨击；（疾病、自然灾害等）袭击，侵袭
【原句再现】
I attacked back with a wild swing. (教材P7)
【词块积累】
an air attack 空袭
make fierce attacks on/against…对….发动猛烈袭击
under attack 遭到攻击
a personal attack 人身攻击
a heart attack 心脏病发作
【精品例句】
When an animal is under attack, it can run away or fight back.
动物遭到攻击时，要么逃走要么反击
He suffered from a heart attack.
他心脏病发作了
Snake will only attack if you disturb them.
蛇只有受到侵扰时才会主动攻击
His remarks were attacked in the newspaper.
他的言论在报纸上受到抨击
Recently, the H7N9 bird flu has attacked many cities.
最近，H7N9禽流感侵袭了许多城市
【高考链接】
Travelers should not feed the wild animals in a close distance because they may ____ people. (江西课改卷)
A. strike B. attack C. hit D. beat (B)
【考点训练】
从A、B、C、D四个选项中选出最佳选项
I heard that an old man was _____ by a fierce bear last week.
A. struck B. attracted C. attached D. attacked (D)
3. observe vt &vi. 察觉到; 注意到; 观察; 观测；遵守/奉行(法律、习俗等); 庆祝(节日)
【原句再现】
According to the positions of the stars, I observe that Saturn is in Leo. (教材P8)
【词块积累】
observation n. 观察
observatory n.天文台;观象台;气象台
observer n.观察者;观察员
observe the law遵守法律
observe the local customs遵循当地习俗
observe ... doing sth. 注意/观察到某人在某事
observe ... do sth. 注意/观察到某人做了某事
observe + that从句 据观察…
observe + wh-从句 观察…
【精品例句】
In homes with cats and dogs living peacefully, researchers observe d a surprising behaviour:在猫和狗和平共处的家庭中，研究者们观察到一个奇怪的行为
The police officer observed him driving at l00 miles per hour.
警察发现他以100英里的时速驾车行驶
One student performs the experiment, while his partner observes.
一个学生做实验，他的同伴则观察。
The teacher required the students to observe how the people in the group interacted.
老师让学生们观察这个组内的人是如何交流互动的
Do you observe Christmas in your country
你们国家庆祝圣诞节吗
【高考链接】
______carefully if any change occurs when doing experiments in the lab.(北京卷)
Observe B. To observe C. Observed D. Observing (A)
Though having lived abroad for years, many Chinese still the traditional customs. (湖北卷)
A. perform B. possess C. observe D. support (C)
【考点训练】
在空白处填入适当内容（一个单词）或括号内单词的正确形式
The police observed the man ______ (enter) the bank. (enter/entering)
It was ______ (observe) that successful people spent a lot more time reading than they did watching. (observed)
4. atmosphere n. 大气层; 气体; 空气; 气氛; 环境
【原句再现】
According to the current atmosphere, I forecast that we will have a beautiful day tomorrow. (教材P8)
【词块积累】
a smoky atmosphere 烟雾弥漫的空气
the earth’s atmosphere 地球大气层
an atmosphere of peace and calm. 和平宁静的气氛
【精品例句】
An atmosphere of peace and calm at the meeting made everyone very relaxed.
会议上和平宁静的气氛使大家很放松。
The talk has been conducted in a cordial atmosphere.
会谈在真诚的气氛中进行
He couldn’t bear the atmosphere of the theatre.
他无法忍受戏院里的气氛
The waste the factories create goes into the atmosphere and makes us sick.
工厂产生的废气进入大气中，导致我们生病
【高考链接】
The top leaders of the two countries are holding talks in a friendly. (湖北) (A)
A. atmosphere B. state C. situation D. phenomenon
【考点训练】
翻译句子
他的出现使气氛紧张起来
(His appearance created an atmosphere of tension. )
5. breathe v. 呼吸
【原句再现】
“ You have slightly high blood pressure and you’re breathing quite heavily, but otherwise everything’s fine.” (教材P9)
【词块积累】
breath n. 呼吸；气息
breathless气喘吁吁的；呼吸急促的
breathlessly气喘吁吁地；呼吸急促地
breathe in吸气；吸入
breathe out呼气；呼出
take a deep breath深吸一口气
draw in a breath of fresh air吸一口清新的空气
catch one's breath缓一口气；歇口气
hold one's breath屏息；憋住气
out of breath 上气不接下气
take sb.'s breath away令人惊叹
【精品例句】
When we breathe, the air goes into our lungs.
吸气时，空气就进入了我们的肺部
People are concerned about the quality of the air they breathe.
人们很担心他们所呼吸的空气的质量
Breathe in and hold your breath for as long as possible.
吸气，并尽可能长时间地屏住呼吸
Take a deep breath and then breathe out when I tell you.
深深吸口气，我告诉你时再呼气
Humans take in oxygen and breathe out carbon dioxide.
人吸入氧气，呼出二氧化碳
These gorgeously lit images will take your breath away！
这些华丽的灯光图像将会使您屏息凝神！
Life is not the amount of breaths you take，it's the moments that take your breath away.
生命的真谛不在于你呼吸的次数，而在于那些令你惊叹不已的时刻。
The entertainer's performances often take our breath away.
那个演艺人员的表演经常令人咋舌。
【高考链接】
We had great difficulty in __________ (breathe), for the air was thin.（河南卷）
(breathing)
Jack took a deep ________ (breathe) and then dived into the water. （陕西卷）(breath)
【考点训练】
在空白处填入适当内容（一个单词）或括号内单词的正确形式
Eric came running into the room, out of ________ (breathe). (breath)
I was breathless _______ (breathlessly) after climbing the stairs. (breathless)
Reaching the top of the tower, he was out of _________ (breathe). (breath)
6. amuse vt. 使发笑；使愉快
【原句再现】
He has a reputation for constantly encountering awkward situations, which greatly amuses audiences of all nationalities and cultures. (教材P14)
【词块积累】
amuse sb./oneself with ….以……自娱
amuse sb. with sth. 用某物使某人高兴
amusing adj. 有趣的；逗乐的
amused adj. 感到快乐有趣的
be amused at/by ….对感到……好笑
amusement n．消遣，娱乐；娱乐活动，娱乐用品
the amusement park 游乐场
with/in amusement　开心地; 津津有味地
to one's (great) amusement 令人感到(极)好笑的是
【精品例句】
Big cities have many amusements.
大城市有许多娱乐活动
He is responsible for the amusement activity.
他负责娱乐活动。
The hotel offers its guests a wide variety of amusements.
这家旅馆为住客提供了各种各样的娱乐活动。
We are all amused at/by his foolish behavior.
他愚蠢的行为让我们都感到好笑。
【高考链接】
Lucy has a great sense of humor and always keeps her colleagues _________ with her stories. (上海卷)
A. amused B. amusing C. to amuse D. to be amused (D)
【考点训练】
在空白处填入适当内容（一个单词）或括号内单词的正确形式
We are ________ (amuse) to see that he slid on a banana skin. (amused)
To everyone's _________ (amuse)，the actor fell off the stage. (amusement)
7. astonish vt. 使大为惊讶；使惊骇
【原句再现】
When he looks at the menu, an astonished look quickly appears on his face. (教材P14)
【词块积累】
astonishing adj. 令人惊讶的；惊人的
astonished adj. 感到惊讶的
astonishment n. 惊讶
to one’s astonishment 令人惊讶的是…
【精品例句】
What he said at the meeting astonished everybody present.
他在会上所说的话令在场的人都感到吃惊
I was astonished to see him here.
在这看到他我很惊讶
I am astonished that he didn’t come.
他没来我感到很惊讶
You look astonished at/by the news.
你看上去对这个消息很惊讶
【高考链接】
He stared _____ complete astonishment at the child. (江西课改卷) (in)
【考点训练】
在空白处填入适当内容（一个单词）或括号内单词的正确形式
To my _______ (astonish), he was so impolite. (astonishment)
8. appear vi. ①出现 (反义词: disappear)；②参加演出; 亮相；(系动词) 似乎; 显得；出版; 刊登; 发表
【原句再现】
When he looks at the menu, an astonished look quickly appears on his face. (教材P14)
【词块积累】
appear (to be) + adj/n
appear to do sth
it appears + that从句
appearance n. 外观; 外貌; 外表；(常用单数) 出现; 到来；公开露面; 演出
appearance money /fee 出场费
in appearance看起来; 外貌上
【精品例句】
One day a stranger appeared on my doorstep.
一个陌生人出现在我家门前
She has already appeared in a few of films.
她已参演过几部影片
The principal appeared on television to advocate the reform.
校长上了电视节目，倡导改革
She tried hard to appear (to be) calm at the interview.
面试时她努力让自己显得镇静
It appeared that he had a taste for music.
他似乎喜欢音乐
His new book will be appearing in the spring.
他的新书将在春季出版
This well-known actor made his first appearance in 1997.
这位著名演员首次登台演出是在1997年
辨析：appear, look, seem. 三者都有“看起来”之意
appear强调根据事物的表面现象而作出判断，可能与事实不符
She didn t appear at all surprised at the news.
听到这个消息，她好像一点儿都不惊讶
look表示说话人根据视觉所作出的判断
She looks happy.
她看起来 很开心
seem指有一定根据或从某种迹象作出判断，往往接近事实
There seems to have been a mistake -- my name isn't on the list.
好像弄错了名单上面没有我 的名字
以下三个句型中，三个词不可随意换用
It looks / seems as if....
Sb/Sth looks as if….
There seems/appears to be ....
【高考链接】
He appeared ________ (be) a gentleman -- he was wearing a suit, not like a t hief at all. (四川卷) (to be)
There's evidence that people who have a purpose in life appear _______ (do) better. (辽宁课改卷) (to do)
Some people care much about their _________ (appear) and always ask if they look fine. (上海课改卷) (appearance)
The environmentalists said wild goats’ ________ on the vast grasslands was a good indication of the better environment.
A.escape B.absence C. attendance D. appearance (D)
【考点训练】
Don't judge by appearances, because ___ (appear) are sometimes misleading. (appearances)
The sudden ________ (appear) of a security guard scared the thief away. (appearance)
_________ appearance it is a strong building. (In)
9. shock n.(爆炸、地震等引起的)剧烈震动; 冲击; 电击; 触电; 震惊; 打击; 令人震惊的事; 休克; vt.使震惊; 使气愤
【原句再现】
When the dish arrives, he is shocked to discover that “steak tartare” is actually raw hamburger. (教材P15)
【词块积累】
shocked adj. 震惊的;愤慨的
shocking adj.令人震惊的; 令人憎恶的
a shocked look/expression惊讶的样子/表情
shocking news令人震惊的消息
culture shock文化冲击
the shock wave 冲击波
【精品例句】
She was in (a state of) shock for about two weeks after the accident.
出事后差不多两个星期里，她都处于惊魂未定的状态
Mom hasn't gotten over the shock of Dad’s death
妈妈还没有从爸爸去世的打击中恢复过来
It came as a shock to hear that the factory would have to close.
听说工厂要关闭，人们感到很震惊
She was taken to hospital suffering from shock.
她因休克被送往医 院
The news of Scott's death shocked the world.
斯科特的死讯让整个世界为之震惊
He seems to enjoy shocking people.
他好像以冒犯他人为乐
【高考链接】
They were deeply _____ (shock) at/ by her behavior. (山东卷) (shocked)
It’s ____ (shock) shocking that he refused to help his twin brother. （陕西卷）(shocking)
【考点训练】
翻译句子
地震引起的震动在数英里之外都能感觉得到
(The shock of the earthquake was felt miles away.)
别碰那根线，否则你会触电的
(Don 't touch that wire or you'll get a shock.)
10. award vt. 授予；授奖；颁奖 n．奖品
【原句再现】
At the age of 13, he was awarded a scholarship to a boarding school. (教材P15)
【词块积累】
an award of $10000 10000美元的奖金
win/receive/get/obtain/gain an award (from….) (从……) 赢得/得到/获得奖项
award sb. sth. (for sth.) (因某事) 颁发给某人某物
award sth. to sb. = award sb. sth. 授予某人某物
【精品例句】
The award for this year’s best actress went to Jennifer Lawrence.
本年度最佳女演员的得奖者是詹妮弗. 劳伦斯。
They awarded John the first prize. = They awarded the first prize to John.
他们授予约翰一等奖。
The court awarded damages of $5,000 to the injured man.
法庭判给伤者5000美元的赔偿金。
A medal was awarded to the best speller in the class.
班里拼写最好的学生荣获了一枚奖章。
The judge awarded him a large sum of money as damages.
法官判给他一大笔伤害赔偿金
Medals were awarded to the best speakers on the debating team.
奖章被授予辩论队中的最佳演说者
The child smiled at his teacher as he received the award.
这个孩子获奖时朝他的老师笑了
【高考链接】
The boy was proud to _________ (award) by the government for his saving the woman’s life. (陕西卷) (be awarded)
【考点训练】
在空白处填入适当内容（一个单词）或括号内单词的正确形式
_________ (award) by the school for her saving the baby's life，the girl was very proud. (Awarded)
The worker was proud to receive ________ award from the factory for his saving the boy's life. (an)
11. convince vt. 使相信；使确信；说服
【原句再现】
John Lloyd, who worked as a producer for BBC Television, says that one rarely meets someone with such genius, and that when he worked with Atkinson he became convinced that Rowan would be more famous than Charlie Chaplin. (教材P15)
【词块积累】
convince sb. of sth.使某人确信/明白某事
convince sb. that... 使某人相信……
convince sb. to do sth. 说服某人做某事
convincing adj. 令人信服的
convinced adj. 确信的；坚信的
be convinced of ….. 相信……
be convinced (that)... (某人)相信……
【精品例句】
We've been trying to convince him to give up the plan．
我们一直在试图说服他放弃那个计划。
What she said convinced me that I was mistaken.
她说的话让我相信我错了。
I'm not going to believe it myself, never mind convince anyone else
我自己都不会相信，更别提说服别人了。
Robert's expression had obviously convinced her of his innocence.
罗伯特的表情显然使她相信他是清白的。
She needed to find a way to convince Michel he was wrong.
她需要想办法使米歇尔相信他错了。
【高考链接】
I don’t believe what you said, but if you can prove it, you may be able to _____ me. (江西卷)
A. convince B. inform C. guarantee D. refuse (A)
【考点训练】
在空白处填入适当内容（一个单词）或括号内单词的正确形式
I am quite convinced ______ her experience in it. (of)
I'm not completely _______ (that)he knew the importance of practice. (convinced)
His speech was so _______ (convince) that everyone present believed what he said. (convincing)
12. delay vt.&vi. （使）耽误/耽搁；（使）推迟；n.耽误；延误；推迟
【原句再现】
The heavy snow last winter caused long delays at Heathrow Airport. (教材P18)
【词块积累】
without (any) delay 好不拖延地；立即
delay doing sth.
= postpone doing sth.
= put off doing sth. 推迟做某事
a delay in sth. 某方面延期
【精品例句】
Too many orders on 11th November caused a delay in delivery.
双十一订单太多，导致送货延期
After a long delay, the plane finally took off.
长时间延误之后，飞机终于起飞了
Please send him the urgent information without delay.
请马上把这个紧急的消息发给他
You’ll lose your chance if you delay.
如果你拖延的话，你会失去机会
My flight was delayed because of the heavy rain.
我乘坐的航班因为大雨延误了
He delayed telling her the news, waiting for the right moment.
他迟迟没有把这个消息告诉他，是在等待合适的机会
【高考链接】
The World Health Organization gave a warning to the public without any _____ when the virus of HIN1 hit Mexico in April, 2009. (福建卷)
A. delay B. effort C. schedule D. consideration (A)
【考点训练】
在空白处填入适当内容（一个单词）或括号内单词的正确形式
They decided to delay _______ (hold) the important meeting. (holding)
The thick fog cause the delay _______ the flight. (in)
13. demand vt. (坚决)要求；需要; n. 要求; 需要; 需求
【原句再现】
“I want a first class seat on this flight, now!” demanded the man angrily. (教材P18)
【词块积累】
demand to do sth:
demand + that.. (should) do sth
a demand for higher wages加薪的要求
meet/satisfy the demands of the customers满足客户要求
supply and demand供求
in demand 非常需要的;受欢迎的
on demand 一经要求
温馨提示：不能用demand sb to do sth
【精品例句】
Taylor was able to demand very high pay for her movies.
泰勒能要求很高的片酬。
She demanded to see the manager.
她坚决要求见经理
Her teachers demanded that she wear longer skirts.
老师要求她穿长一些的裙子
This work demands care and patience.
这项工作需要细心和耐心
Due to popular demand, a writing project will be started for eager beginners.
应公众的要求, 一个为急切的初学者设立的写作项目即将开展
The demand for natural resources is becoming an increasingly serious problem for the future of mankind.
人类未来对自然资源的需求正成为一个日益严峻的问题
While modeling business is by no means easy to get into, the good model will always be in demand.
由于模特业不易进入，好模特总是供不应求
【高考链接】
The Harry Potter books are quite popular; they are ________ great demand in this city. (全国课改卷) (in)
【考点训练】
在空白处填入适当内容（一个单词）或括号内单词的正确形式
The old scientist demanded that the research on the cloning _______ (delay) at once. 【(should) delayed】
14. imagine vt. 想象; 设想；胡思乱想; 误以为；料想;认为
【原句再现】
Imagine a bowler hat, a moustache and a walking cane. (教材P21)
【词块积累】
imagination n 想象; 想象力; 想象出来的事物; 幻想:
a creative/ vivid imagination创造性/生动的想象
be successful beyond imagination出乎意料地成功
imaginative adj. 富于想象力的; 爱想象的
imaginary adj.想象中的;虚构的
an imaginary world/ friend虚构的世界/假想的朋友
imagine (sb) doing sth
imagine + that / wh-从句
imagine...to be
【精品例句】
He’s letting his imagination fly.
他正展开想象
Imagination is more important than knowledge.
想象力比知识更重要
You didn’t really see anything—it was only imagination.
实际上你什么也没看到，那只不过是个幻觉而已
Can you imagine life without electricity
你能想象没有电的生活会是什么样子吗
I can’t imagine living without TV!
我无法想象没有电视的生活!
I can hardly imagine Peter sailing across the Atlantic Ocean in five days.
我几乎不能想象彼得五天之内横渡了大西洋
Try to imagine that you are all alone on a deserted island.
试着想象一下你孤身一人在荒岛上的情形
I often imagine what my life will be like in the future.
我经常想象我将来的生活会是什么样子
I had imagined her to be older.
我本以为她的年龄还要大一些
【高考链接】
-- Look! He's running so fast! --Hard to ____ his legs were once broken. (山东卷)
A. know B. imagine C. realize D. find ( B )
【考点训练】
在空白处填入适当内容（一个单词）或括号内单词的正确形式
It is difficult to imagine his _____ (accept) the decision without any consideration.
(浙江卷) (accepting)
15. appeal. vi&vt上诉；呼吁；打动vi呼吁; 恳请；vi有吸引力；有感染力；申诉；n. 呼吁；恳请；吸引力；魅力；上诉；申诉；上诉权
【原句再现】
Perhaps the most universally appealing type of British humor is the visual, physical type of comedy used by Rowan Atkinson, Charlie Chaplin and others. (教材P23)
【词块积累】
appeal (to sb.) (for sth.) 呼吁/恳请某人提供…..
appeal (to friends) for help 恳请(朋友)帮助
appeal to sb. to do sth. 呼吁/恳请某人做某事
appeal to…. 有吸引力；有感染力
make launch an appeal for money and clothes 呼吁捐钱捐衣物
wide popular appeal广受欢迎
lose an appeal 上诉失败
appealing adj. 有吸引力的；恳求的
【精品例句】
The government is appealing to everyone to save water.
政府呼吁人人节约用水。
Sport has become an important form of entertainment, appealing to both men and women 体育运动已成为一种重要的娱乐形式，吸引着男男女女。
She's not happy with the decision and plans to appeal.
她不服判决， 打算上诉。
The prisoner made an appeal to the judge for mercy.
囚犯恳求法官宽大处理。
The sentence was reduced to three years on appeal.
通过上诉，刑期减为三年。
Harry Potter stories are so appealing that they encourage children t o read more.
《哈利，波特》的故事太吸引人了, 使得孩子们读了还想再读
The pet dog looked at her master with an appealing and frightened look.
这只宠物狗带着一副哀求和惊恐的表情看着她的主人。
【高考链接】
We tend to have a better memory for things that excite our senses or our emotions than for straight facts. (浙江卷)
A. block off B. appeal to C. subscribe to D. come across （B）
【考点训练】
在空白处填入适当内容（一个单词）或括号内单词的正确形式
The police are appealing ______ the public for any information about the missing girl. (to)
●本单元重要词组
16. carry on doing sth. 继续做某事
He was confused and didn’t know if he should carry on hitting me, or stop and help Mr. Zhao – so he just stood there. (教材P7)
Just carry on doing what I’m doing; that’s all I can do.
17. do a double take 惊讶地又看了一眼
A famous art collector was walking through the city when he noticed a dirty cat lapping milk from a saucer in the doorway of a store. He did a double take. (教材P8)
The farmer caught the boy stealing apples from the orchard.
18. have an influence on/upon…. 对……产生影响
It means that it will have a great influence on how we live. (教材P12)
His writing style has a great influence on the young writers.
19. in a bad mood 心情不好
We all know that if we are in a bad mood, we are likely to express negative attitudes and feelings. (教材P12)
She was in a bad mood the whole morning.
20.busy oneself doing sth. 忙着做某事
when the waiters are not looking, however, he busies himself hiding the raw meat anywhere the can reach – the sugar bowl, the tiny flower vase, inside a bread roll and under a plate. (教材P15)
Her mother busied herself cooking in the kitchen.
21. believe in …. 相信；信任
His father was very strict and did not believe in the value of television. (教材P15)
He does not believe in fate.
●句型点拨
1. 形式主语it的用法
【原句再现】
Do you think it’s important that we laugh from time to time (教材P6)
句式分析：句中it为形式主语，真正的主语为后面的that 从句
【能力拓展】
英语中把主语从句后置，同时把形式主语it放在主语位置的常见句型有：
※ It is＋过去分词(reported，believed，said，announced等)＋主语从句 (该结构可与“Sb./Sth.＋ be＋过去分词＋to do...”结构相互转换)
※ It＋不及物动词(seem，happen，turn out，appear等)＋主语从句
※ It is＋名词词组(a pity，a fact，a wonder，an honor等)＋主语从句
※ It is ＋adj.(clear，natural，obvious，possible，likely等)＋主语从句
【精品例句】
It is important that you arrive on time.
你准时到达很重要。
It is necessary that he come next Monday.
他有必要下周一来。
It is natural that he changed his mind.
他改变主意很正常。
【高考链接】
______ is a pity that you can't go with us to enjoy the concert. (陕西卷) (It)
【考点训练】
在空白处填入适当内容（一个单词）或括号内单词的正确形式
It is reported ______ the film star will come to our city. (that)
_____ is said that he studied abroad，but we don't know which country he studied in. (It)
2. whether/if引导名词性从句
【原句再现】
The collector continued, “Hey, for the 200 dollars I wonder if you could throw in that old saucer. (教材P8)
句式分析：句中if引导的名词性从句作动词wonder的宾语。
【能力拓展】
●whether引导的名词性从句还可以用作主语从句、表语从句、同位语从句等。
●引导名词性从句时用whether或if的区别：
※ whether可以直接和or not连用，if不可以；
※ 引导位于句首的主语从句，用whether不用if；
※ 引导表语从句、同位语从句，用whether不用if；
※ 动词不定式之前用whether不用if。
【精品例句】
The question is whether the film is well worth seeing.
问题是电影是否值得看。
I am not interested in whether you'll come or not.
你来不来我不感兴趣。
I don't know whether I'll get the annual bonus this year.
我不知道是否今年我能拿到年终奖。
John is not sure whether he'll catch the last bus.
约翰不确定他能否赶上最晚的一班公交车。
【高考链接】
So whether life will continue on the earth for millions of years to come will depend on _________ this problem can be solved. (陕西卷) (whether)
【考点训练】
在空白处填入适当内容（一个单词）或括号内单词的正确形式
She was uncertain about ______ she should accept his offer. (whether)
It is uncertain _____ he'll succeed in passing the driving test or not. (whether)
●过去进行时（详见语法课件）
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