2019-2020学年高中英语人教版必修三Unit2语法精讲教案

2019-2020学年高中英语人教版必修三

Unit2 Grammar

1. Teaching Analysis 教情分析

1)Teaching objectives

Students will be able to understand and learn to use the following modal verbs: ought to/ ought not to/ have to/ don’t have to/ mustn’t/ needn’t to show duty, possibility, guessing, etc.

2. Student analysis学情分析

1)Knowledge reserve知识储备

Students have learnt the basic usage of several modal verbs in Unit 1, their meanings and how to use them to show intention, duty, permission, possibility, guessing and ability, which sets foundation for their further understanding of the targeted modal verbs.

3. Teaching Procedures

Step I Revision:Review what has been learnt in previous lessons. Make clear that we can use modal words in a sentence to show “intention, duty, permission, possibi lity, guessing and ability”. Provide some examples if necessary.

1. can and could

Jim isn’t very good at math or science, but he can speak English very well.

The hunters have been lost for days. They could starve.

Could you please show me the way to Beihai Park.

2. may and might

What award did you get for the sports competition? May I have a look?

Our football team didn’t play very well today, but we might do better tomorrow.

3. will and would

During the Spring festival time the whole family will come for dinner.

My uncle was poor but liked fashion, so he would often dress up as a rich man.

Are you free this Saturday? Would you like to join my family for dinner?

4. shall and should

The harvest festival begins on Sunday. We shall be there with our friends before that.

When going by plane, you should arrive at the airport at least one hour early.

It’s nearly time for class to start. The teacher should be here soon.

5. must and can’t

When you eat fish, you must be careful with bones.

Wang Feng has won the English competition three times. He must be very smart.

A man landed on Mars? You must be joking. That can’t be true.

Step ⅡUnderline the sentences containing modal verbs in the reading passage and label each sentence with the function of the modal verbs used—intention, duty, permission, possibility, guessing and ability. (page13, Exercise 1)

1. Underline the sentences containing modal verbs in the reading passage and use the function words below to explain the meaning of modal verbs.

Suggested answers:

Then by lunchtime they would all be sold. (possibility)

By now his restaurant ought to be full of people. (possibility)

What could have happened? (possibility)

Something terrible must have happened if… (guessing)

I’ll help you lose weight… (intention)

He could not believe his eyes. (ability)

Perhaps he should go to the library and find out. (duty)

He could not have Yong Hui getting away with telling people lies! (intention)

He had better do some research. (duty)

Even though her customers might get thin after eating Yong Hui’s food. (possibility)

They would become tired very quickly. (possibility)

…could win his customer back. (ability)

Step ⅢExplain the meaning and basic usage of the following modal verbs: