Suggested answers:
2.你不应该吃太多的垃圾食品。
“Shouldn’t/oughtn’t to” is the negative short form of “should/ought to” expressing “advice”.
3.——你会来吃晚饭吗?
——我说不准。或许我得去我姑妈家。
“May/might/could” is used to talk about “possibility”.
4.还有充足的时间，我们不必匆匆忙忙的。
“Needn’t” is the negative short form of “need”.
The modal verb “need”,which is used to express “necessity”,is today most commonly used in negative statements.
5.南希晚上不敢独自一人外出。
The modal verb “dare” means “have enough courage”.It is used especially in negative statements and questions.
6.周末前我必须完成这份报告。
“Must” is used to express “necessity in future time”.
7.我比从前阅读英语快多了。
“Can” is used to talk about “the ability to do sth.”.
8.她想借用我的自行车吗?
“Would” is used in offers or invitations.
9.她正排练一出新戏，她现在一定很忙。
“Must” here is used to draw a logical conclusion.
10.天不早了，恐怕我得走了。
When there seems to be no other choice,“have to” is used.“Have got to” is used in spoken English instead of “have to” in written English.
T:Can you tell the differences between “can” and “be able to”?
S2:No.
T:“Can” and “be able to” both indicate “ability”,but “can” is used only in the Present Indefinite Tense and the Past Indefinite Tense while “be able to” is used in different kinds of tenses.
S3:Will you explain the usages of the two modal verbs “shall” and “will”?
T:“Shall I.../Shall we...” are often used to make suggestions.“Will you.../Would you...”are often used to indicate requests.I’ll give you two examples.Look at the blackboard,please.
(Bb:Shall we take our swim-suits?
Will you post this letter for me,please?)
T:Now let’s do an exercise in your textbooks.
Please use the proper modal verbs to finish the two dialogues in Exercise 3.
(Teacher gives students some minutes to prepare and then checks the answers with the whole class.)
Suggested answers:
Dialogue 1
shall;must;needn’t/don’t have to;can/could;may/might;can/may/had better;would;can’t;must
Dialogue 2
Will/Would;must;can;must;must;would;can;should/ought to;dare
Step Ⅴ Summary and Homework
T:Today,we’ve reviewed some new words and phrases learnt in the last period.We’ve also reviewed something about the text.Besides,we’ve reviewed the usages of some modal verbs and have done some exercises about them.After class,you should do more exercises about modal verbs and preview the reading passage in the “integrating skills”.OK.That’s all for today.Class is over.
Step Ⅵ The Design of the Writing on the
Blackboard
Unit 14 Zoology
The Third Period
Modal Verbs:
should/ought to;may/might/could;need;dare;must/have(got) to;can/be able to;shall/will
Examples:
Shall we take our swim-suits?
Will you post this letter for me,please?
Step Ⅶ Record after Teaching
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tag: 资料 高一英语高一英语学习，高一英语学习大全，高中学习 - 高一学习 - 高一英语学习
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