资源简介

(共19张PPT)
Unit 2 Stay Healthy
第 3 课 时 （4a—4d）
Section A
What should we do when we don’t feel well
单词：knife、clear、pain、brightness、environment、cross
短语: what’s more
1
Learning Goals
掌握反身代词的用法。
2
掌握情态动词should和could的用法。
3
Read the sentences. Underline the modal verbs for advice and circle the reflexive pronouns.
4a
Complete the sentences using the correct reflexive pronouns.
4b
1. The girl cleaned the cut on her arm by ________.
2. Be careful when you're using the knife! Don't cut ________.
3. We couldn't enjoy ________ while our mother was in hospital.
4. Mr Liu knows how to take care of his health because he used to be a doctor ________.
5. The students are young, but they know how to protect ________.
6. Her clearest memory is not of the race ________, but the terrible pain in her legs the next day.
herself
yourself
ourselves
himself
themselves
itself
Complete the passage with should, shouldn’t, or could.
4c
Mobile phones are useful, but you ________ use them wisely. To protect your eyes, every 20 minutes, you ________ rest your eyes and look at something far away. What's more, you ________ change your screen's brightness to try and match your environment and make the words on the screen bigger. Of course, you ________ look at your phone just before you go to bed, and you certainly ________ look at it when you cross the road! In fact, you ________ avoid using your phone too often. You ________ listen to music instead of watching videos. You ________ also talk to your friends instead of sending them messages.
should
should
could
shouldn’t
shouldn’t
could
could
should
Act out an illness or injury. Have the others guess what it is and give advice.
4d
Do you have a sore throat / bad cold /…
Did you fall from your bike / cut yourself /…
You should ... / You could …
Be careful when you’re using the knife! 使用刀子时要小心！
knife 〔名词〕刀
knife的复数形式是将fe变为v再加-es，即knives。
例： The waiter put a fork and two knives on the dinner table.
服务员把一个叉子和两把刀放在了餐桌上。
记忆口诀：以-f（e）结尾，复数形式为-ves结尾的词:
树叶（leaf）半数（half）自己（self）黄；妻子（wife）拿刀（knife）去割粮。架（shelf）后窜出一只狼（wolf）；吓得小偷（thief）逃命（life）忙。
Language points
2. Her clearest memory is not of the race itself, but the terrible pain in her legs the next day. 她最清晰的记忆不是比赛本身，而是第二天腿上的剧痛。
clear 〔形容词〕清晰的；清楚的
常见搭配：make it clear that 把……表达清楚 a clear reply 一个清晰的答复
词形转换：clearly 〔副词〕清楚地；明白地
例：The question wasn’t very clear. 这问题不是很清楚。
例： Make it clear that you will not take sides. 要明确表示你不站在任何一边。
拓展 clear作形容词，还可以意为“晴朗的；明确的；清澈的”；clear 还可作动词，意为“清理”。常见搭配：clear up使整洁，清理；放晴，变晴朗 clear out 清理
2. Her clearest memory is not of the race itself, but the terrible pain in her legs the next day. 她最清晰的记忆不是比赛本身，而是第二天腿上的剧痛。
pain 〔名词〕疼痛；痛苦
pain既可作可数名词，也可作不可数名词，指精神或肉体上的痛苦或疼痛。表示“身体某部位疼痛”用“have a pain/pains in +身体部位”。
词形转换：pain + -ful（充满……的；有……性质）→painful 形容词，意思是“令人痛苦的;令人疼痛的”。
例：She felt a sharp pain in her leg. 她感到腿上一阵剧痛。
例： She phoned the doctor because she had a pain in her chest. 因为胸口疼, 她给 医生打了电话。
4. What’s more, you could change your screen’s brightness to try and match your environment and make the words on the screen bigger. 此外，你调整屏幕亮度以匹配周围环境，并把屏幕上的字调大。
environment 〔名词〕环境
environment 指自然环境时前面常加定冠词the。protect the environment 保护环境。environment 也可指对人或物有影响的环境，如学习环境、家庭环境等。
词形转换：environmental 〔形容词〕自然环境的；有关环境的
例：We are fighting pollution to protect the environment. 我们为了保护环境与污染做斗争。
5. ...you certainly shouldn’t look at it when you cross the road! ……过马路时当然也不能看！
cross 〔可数名词〕穿越；横过
常用于短语 cross the road/bridge/river “穿过道路/桥梁/河流”。
例： An old bridge crosses the river. 一座老桥横跨河上。
拓展 cross作动词，还可意为“交叉”。cross还可作名词，意为“十字形记号；叉字形记号”。
cross、across 和 crossing cross 动词，意为“横过；越过”
cross = go across
across 介词或副词，意为“横过” crossing 名词，意为“十字路口”。at the crossing 在十字路口 辨析
例：Go across/Cross the street and turn left at the second crossing.
穿过这条街，在第二个十字路口向左拐。
5. 情态动词should 和could
should 和could是常见的情态动词，它们都可以用来表示提议或建议。
（1）should 的用法
①情态动词should 作“应该；应当；可以”讲，用来表达职责和义务、提出劝告，而且描述的是自己的主观看法，其后接动词原形。
例：Everyone should play a part in saving the earth.
每个人都应该在拯救地球中发挥作用。
②should 的否定形式是should not/shouldn’t，意思是“不应当；不该”。
例： We shouldn’t look at our phones for a long time. 我们不应当看手机很长时间。
③should 的一般疑问句表示征求意见，一般把should 提前放于句首，回答时仍借助should。例：—Should I call him now 我应该现在给他打电话吗？
—Yes, you should. It’s important. 是的，你应该打。这很重要。
5. 情态动词should 和could
（2） could 的用法
情态动词could也用于提出建议，比can语气更为委婉。
例：You look tired. You could listen to some light music to relax.
你看起来很疲惫。你应该听一些轻音乐放松一下。
例：—What should we do this weekend？ 我们这个周末应该做些什么？
—We could go hiking if the weather is good. 如果天气好的话，我们可以去远足。
6. 反身代词
一、单项填空
1. —Mum, it’s too hot. _____ I swim in the lake？
—No, you mustn’t. That’ too dangerous.
A. Should B. Need C. Must D. Could
2. As middle school students, we _____ follow rules wherever we go.
A. would B. should C. might D. could
D
Practice
B
3. You ____ put on your warm clothes when you go out.
It’s so cold outside.
A. shall B. should C. may D. can
4. We enjoyed ____ at Xiangshan Park last Sunday.
A. myself B. themselves C. herself D. ourselves
5. ____ you turn down the TV, please I’m trying to reading a book.
A. Could B. Must C. Might D. Should
B
D
A
二、用所给词的适当形式填空
1. When you wake up in the morning, try to smile at ________ （your）.
2. She taught ________（she） to play the piano.
3. My grandfather can use many apps like WeChat. He learns to use them all by ________（he）.
4. —You can speak English so well. Who taught you
—I taught ________（I）.
yourself
herself
himself
myself
三、按要求完成句子，每空一词
1. I talked to him on the phone yesterday. (改为否定句)
I ______ ______ to him on the phone yesterday.
2. We went to Changsha by plane. (对画线部分提问)
______ ______ you ______ to Changsha
3. They were at home last night. (改为一般疑问句)
______ ______ at home last night
How did
go
Were they
didn’t talk

展开更多......

收起↑