外研版（2019）必修 第三册Unit 1 Knowing me, Knowing you Words and expressions第一部分导学案（无答案）

Unit 1 Words and expressions第一部分
Learning objectives:
After the class, you will be able to
1. learn to guess the meanings according to the context.
2. master the key words and expressions and learn to use them for writing.
I. Words and expressions
1. loose
Guess the meanings.
If you feel a tooth is very loose, your dentist may recommend that it be taken out.
___________________
2) Why are the students asked to tie back their loose hair in the lab.___________________
3) She wore such a loose jacket that I didn’t recognise her.___________________
4) The sheep had got out and were loose on the road.___________________
5) Loose lips sink ships.___________________
2. sink v. ___________________(过去式)___________________(过去分词)
Guess the meanings.
1) The ship sank to the bottom of the sea.___________________
2) She sank back into her seat, exhausted.___________________
3) Far off the west the sun is sinking.___________________
4) My heart sank as I heard I failed in the driving test.___________________
5) My salary has sank to 80%, which makes me depressed.___________________
3. fault n. 责任，过错
___________________对······不满，挑剔
___________________有过错，有责任
1) Rather than admitting they __________________(有错误), they tried to shift the blame onto someone else.
2) She was highly self-critical and also ______________________(挑剔) her friends.
4. resolve v.①解决②下决心___________________n.
___________________解决问题
___________________下决心做某事=___________________ =make a resolution to do
1) They ____________(resolve) their differences and made an effort to get along.
2) After careful consideration and long discussion with my parents, I resolved on _____________ (study) abroad.
3) I resolved ______________(adjust) my previous plan independently because it cost too much time.
4) With the problem ______________(resolve), they flew back and continue their project.
5) We must find a way to _______________________(解决这些问题) before it’s too late.
5. signal n.信号；暗号v.发信号；示意
give sb the signal to do sth 示意某人做某事=_______________________=signal that
1) My mother signaled to me _____________(remove) the table.
2) His disappointed expression is a signal __________ we let him down.
辨析signal/symbol/mark/sign
①signal信号；
②symbol象征，标志；
③mark标记；
④sign迹象，征兆。
1) In Greece, the olive tree is a ___________ of peace and wisdom.
2) He made a ___________ at the bottom of the page where he had problems.
3) The look on her face was a definite ____________ that something was wrong.
4) When the bell rang and the teacher closed his book, it was a ___________ for everyone to stand up.
6. concern n.忧虑，担心v.
___________________adj.担心的，忧虑的___________________prep.关于
________________________关心，担心=show/express/raise concern about/for
________________________与······有关
_________________________就某人而言
Certain new regulations _____________(concern) studying abroad have been announced
recently.
2) All the people _________________(与······有关的) children’s education were invited to attend the meeting.
3) 我写信的目的是和你分享一些关于中国餐桌礼仪的信息。
________________________________________________________________________________7. help sb out 帮某人解决难题
________________________帮助某人做某事=help sb with sth
________________________随便吃
can’t help do sth________________________
can’t help doing________________________
can’t help but do________________________
1) The ice cream looked so good that I couldn’t help __________(try) it.
2) Make yourself at home and help __________(you).
3) Sometimes, in order to succeed, we ______________________________(只能勇敢面对失败) and learn from it.
4) 每当我陷入麻烦的时候，我的老师总是会帮助我摆脱困境。
________________________________________________________________________________8. let sb down使某人失望
___________________更不用说
let off steam___________________
1) He ________________________(发泄怒气) by removing bricks all afternoon.
2) 他在高考中失利，这使他父母很失望。
________________________________________________________________________________9. take a breath 吸一口气
__________________________深吸一口气
__________________________屏住呼吸
out of breath__________________________
1) 最终我们按时到达了目的地，上气不接下气的。
________________________________________________________________________________10. pull one’s weight 做好分内事，尽责
______________________增加体重
lose weight______________________
1) 只有大家都各尽其责，我们才能成功。
________________________________________________________________________________II. Practice
用词汇的适当形式填空。
1. It’s your ______________(过错) to let the dog loose and run away.
2. The best strategy to _____________(解决) the problem is to apologise to him.
3. If a boat ______________(沉没), it is sure to cause people’s concern about the safety of the crew.
4. Look! It’s like a ___________(信号) when a ship sinks. We should rescue it immediately.
5. Because of the typhoon, the rope tied to the boat got _____________(松散的), causing the boat to sink.
6. The government has sent a signal of ____________(关切) for economic development.
运用相关短语填空。
7. At present, I am in a mess and need someone to ________________(帮我解决困难).
8. She was _________________________(发泄怒火) at that moment because she was angry with her partner.
9. The boy was so crazy about video games that he ________________________(让父母很失望).
10. I am angry with Jack because he is always ________________________(挑剔) everything I do.
11. This problem concerns everyone and we should ______________________(关心) its end.
12. As long as everyone ______________(做好分内事), we are sure to make achievements.
13. If you do a maths problem, _____________________(吸一口气) before you work on a difficult problem.