Grammar and usage(1): Modal verbs: general introduction国家获奖教案

《情态动词+have done》教学设计

新化县第三中学

李庭

高二英语

内容分析：The structure ‘Modal Verb +have done’, which is used to show our feelings, such as blame or regret and so on, is a very important learning point in College Entrance Examination. 学情分析：The students have learned the Modal verb before, knowing its concept and usage. Therefore, students can master the structure ‘Model Verb +have done’

through guessing the meaning of the examples. 教学目标：1、To enable students to guess the meaning of the structure ‘Model Verb +have done’

by examples

2、To enable students to master and utilize the structure ‘Model Verb’. 教学重点：The structure ‘Model Verb +have done’; Must have done; can/could have done; may/might have done(表示对过去的推测)；

Should/ought to have done; shouldn’t/oughtn’t to have done; needn’t have done(表示对过去发生事情的遗憾或责备)。

教学准备：PowerPoint; the application video camera

教学过程：

Step 1 Greetings and revision

To arouse students’ attention and review what they learnt about Model Verb. Step 2 Presentation 情态动词+ have done

1)

must have done

表示对过去情况的肯定推测。

2)

may / might have done

表示过去可能发生过某事。

3) can/could have done

表示过去可能发生，但并未发生；也可表示对过去可能发生的事情的一种推测,多用于否定句或疑问句。

4) should / ought to have done

表示过去本该做（某事）而事实上未做；should not / ought not to have done表示过去本不该做（某事）但事实上却做了，含有批评、责备之意。

5) need have done

表示过去本来有必要去做（某事），但事实上没有做；need not have done表示过去本没有必要做（某事），但事实上做了。

To make the students’ know the meaning and the usage of Modal verb + have done STEP 3 Practice 1 The teacher

John was

worth it or she wouldn’t have wasted time on him, I suppose.

A

should have thought

B

can have thought

C would have thought

D

must have thought

2 I can’t find my purse anywhere.

You

it when you were shopping in the

supermarket. A may drop

B may have dropped

C can have dropped

D must drop

3 Mary, I have cleaned the room for you. Thanks. You

it. I could manage it myself. A needn’t do

B

needn’t have done

C mustn’t do

D shouldn’t have done

4 You

so much time in playing computer games. A shouldn’t have wasted

B shouldn’t waste

C needn’t have wasted

D needn’t waste5 He

for his coat is still here.

A can’t go

B can’t have gone

C mustn’t go

D may not have gone

6 I’ll tell Mary about her new job tomorrow. You

her last week. A ought to tell

B

would have told C must tell

D

should have told 7 We

the Bird’s Nest last

weekend but it suddenly stbegan to rain. A

could visit

B could have visited

C should visit

D

can have visited 8 I have cleaned the floor.

You

that. It’s your turn tomorrow.

A needn’t do

B needn’t have done

C can’t do

D

can’t have

done

To consolidate the knowledge which students have learnt Step 4 Summary and homework To get the students to memorize the new knowledge firmly

教学反思：

本节课的教学内容是“情态动词+have done”，是历年高考的热点之一，可以表示“推测、责备、怀疑”等多种意义。其重点就是几个常见的“情态动词+have done”的意思和用法。本课的教学思路是，首先是让学生复习使用情态动词的意义和使用情态动词的注意的知识点，如情态动词不能单独使用，谓语动词接在情态动词后面要使用动词原形。然后，学生通过之前学习过的情态动词的用法和涵义，从例子和图片中猜测和学习本节课的新知识“情态动词+have done”（共7个情态动词）。最后，通过由浅入深的练习让学生运用“情态动词+have done”，并在运用中加深对这个知识点的认识和记忆。