高一情态动词教案

情态动词不能表示正在发生或已经发生的事情，只表示期待或估计某事的发生。以下是高一情态动词教案，欢迎阅读。

　　(一)情态动词的定义

情态动词表示说话人对某一动作或状态的态度。

　　(二)情态动词的特点

1.情态动词有一定的词义。

2.情态动词不能单独做谓语，它必须和其他动词的原形一起构成谓语。

3.情态动词没有人称，数的变化。

　　(三)情态动词的结构和意义

1.情态动词的基本句型

肯定句：主语+情态动词+动词原形+......

否定句：主语+情态动词+not+动词原形+......

疑问句：情态动词+主语+动词原形+......

2.情态动词的意义

must“必须”;can/could“能，会”;may/might“可以”;should“应该”;would“愿，要”;haveto“不得不”;need“需要”

　　(四)情态动词的基本用法

(could主要指过去时间)

1)表示人或物本身所具有的能力，意为“能，能够，会”:

Twoeyescanseemorethanone.两只眼比一只眼看得清。

2)表示可能(理论上或是逻辑判断上)Hecan’t(couldn’t)haveenoughmoneyforanewcar.他不可能有足够的钱买新车。

3)表示允许：

　　【模拟试题】

1. A：Is John coming by train ?

B：He should, but he _____ not. He likes driving his car.

A. mustB. canC. needD. may

2. Mr. White _____ at 8:30 for the meeting, but he didnt show up.

A. should have arrivedB. should arrive

C. should have had arrivedD. should be arriving

3. Sorry, Im late. I _____ have turned off the alarm and gone to sleep again.

A. mightB. shouldC. can D. will

4. You _____ be tiredYouve only been working for an hour.

A. must notB. wontC. cantD. may not

5. I didnt go to work yesterday afternoon because my car broke down.

You _____ mine. I wasnt using it.

A. might borrowB. could have borrowed

C. can have borrowedD. ought to borrow

6. A man answered the phone. I suppose it was her husband.

It _____ her husband. He has been dead for ages.