必修 第三册Unit 2 Morals and Virtues Discovering Useful Structures &Listening and Talking词，句重难点课件(共21张PPT

(共21张PPT)
Period Ⅱ
Discovering Useful Structures &
Listening and Talking
模块
导航
01
语法汇
02
词汇斩
定向练1
一、在空白处填入1个适当的单词或括号内单词的正确形式。
1．The emergency line ________ (operate) always stays calm.
【解析】operator
句意为：这名紧急热线的接线员总是保持得冷静。
词汇斩
2．Doctors spent several hours doing the ________ (operate) for the patient.
【解析】operation
句意为：医生们花了几个小时为病人做手术。do the operation 意为“做手术”。
词汇斩
3．Dr Hunter was asked to go to the hospital at once to operate ________ a seriously wounded boy.　
【解析】on　句意为：亨特医生被要求立刻去医院给一名受重伤的男孩做手术。operate on sb意为“给某人动手术”。　
二、翻译句子，体会operate的一词多义。
1．What skills are needed to operate this kind of machinery
________________________________________________________________________
________________________________________________________________________
词汇斩
2．Due to the economic crisis, they are trying to reduce operating costs.　
________________________________________________________________________
________________________________________________________________________
【解析】操作这种机器需要什么技能？
【解析】由于经济危机，他们在设法降低经营成本。
定向练2
一、在空白处填入1个适当的单词或括号内单词的正确形式。
1．We ________ (bite) to death by flying insects while camping.
【解析】were bitten
句意为：我们在露营的时候被飞虫咬得不行。结合句意可知，设空处描述过去发生的事情，应用一般过去时，且表示被动含义，应用被动语态，故填were bitten。
2．My face is covered with insect ________ (bite).
【解析】bites
句意为：我的脸上都是昆虫叮咬的伤口。结合句意可知，bite在此处表示“咬伤”，为可数名词，且伤口不止一处，应用复数形式。
词汇斩
3．The pandas bite ________ the hard outer part of the stalks (茎) and eat the soft fibres within.
【解析】off
句意为：熊猫咬下茎外部坚硬的部分，然后吃内部柔软的纤维。
词汇斩
二、翻译句子。
他刚要咬一口三明治，这时门铃响了。　
________________________________________________________________________
________________________________________________________________________?
【解析】He was just about to take/have a bite of his sandwich when the bell rang.
词汇斩
定向练3
一、在空白处填入1个适当的单词或括号内单词的正确形式。
1．When the shop is busy, he employs an ________ (assist).
【解析】assistant
2．Unless we receive more financial ________ (assist) from the government, the hospital will have to close.
【解析】assistance
词汇斩
3．A team of nurses assisted the doctor ________ performing the operation.
【解析】in
4．________ the assistance of villagers, the boy was finally rescued.
【解析】With
词汇斩
二、翻译句子。
我迅速游向他，并协助他爬到了船上。
________________________________________________________________________
________________________________________________________________________
【解析】I swam to him quickly and assisted him in climbing onto the boat.
词汇斩
定向练4
一、根据汉语意思完成句子。
1．她善于记名字。
She has ________ ________ ________ ________ names.
【解析】a good memory for
2．为了纪念屈原，人们会吃粽子、赛龙舟。
________ ________ ________ Qu Yuan, people will eat zongzi (rice dumplings) and have dragon boat races.
【解析】In memory of
词汇斩
二、用memory的正确形式填空。
1．I have many valuable ________ in this place.
【解析】memories
2．To ________ these key words, I repeat again and again.
【解析】memorise
词汇斩
定向练1
一、在空白处填入括号内单词的正确形式。
1．I often see Mr Smith ________ (walk) to work.
【解析】walk
语法汇
2．He was caught ________ (steal) a car and sent to the police station.
【解析】stealing
3．I saw him ________ (play) games when I passed.
【解析】playing
语法汇
4．I found Mary ________ (whisper) to a boy just now.
【解析】whispering
二、语法填空。
Arya Permana, a 10-year-old boy from Indonesia, has been the fattest boy in the world, 1.________ (weigh) 192 kilogrammes.
Arya started 2.________ (gain) weight rapidly at the age of 2. In the 3.________ (begin), his parents were happy about his figure and considered him a healthy child. However, with years 4.________ (go) by, they realised something was wrong with him and that he needed 5.________ (treat) from hospital. They took Arya to see doctors, 6.________ (get) no exact explanation for the cause of his abnormal weight.
语法汇
【解析】1．weighing　 2．gaining/to gain　 3．beginning　 4．going
5．treating/to be treated/treatment 6．getting
Arya cannot walk, play with other kids or attend school.His parents also have trouble 7.________ (find) clothes 8.________ (fit) him. They realise their son's weight is putting his health at risk.So they are determined to help him lose weight by 9.________ (deny) him extra food and 10.________ (force) him to do exercise.
语法汇
【解析】7．finding　 8．fitting/to fit　 9．denying 10．forcing
定向练2
在空白处填入括号内单词的正确形式。
1．He glanced at her, ________ (note) that though she was tiny, she seemed quite mature.
【解析】noting
语法汇
2．The manager, ________ (make) it clear to us that he didn’t agree with us, left the meeting room.
【解析】having made　
语法汇
3．Whenever he was asked why he was late for class, he would answer carelessly, always ________ (say) the same thing.
【解析】saying
4．The news shocked the public, ________ (lead) to great concern about students' safety at school.
【解析】leading
5．He was busy writing a story, only ________ (stop) once in a while to eat some food.
【解析】stopping
语法汇
二、根据汉语意思完成句子。
天气允许的话，我们会参观长城。
Weather ________, we will visit the Great Wall.
If weather ________, we will visit the Great Wall.
【解析】permitting; permits
语法汇
三、语法填空。
One day, a beggar was asking for money at the roadside, but Mr Li hurried on his way to work, 1.________ (pay) no attention to him.
As a result, the beggar got angry and stuck out his walking stick, almost 2.________(make) Mr Li fall. 3.________ (realise) the beggar was a disabled person, Mr Li decided to give him some money. So he took out a 100-yuan note, which was suddenly blown into the air by the wind.
4.________(see) the 100-yuan note blown into the air, the beggar jumped up quickly to run after the note, 5.________ (make) Mr Li so surprised.
【解析】1．paying 　2．making　 3．Realising　 4．Seeing 5．making