高一情態動詞教案
情態動詞不能表示正在發生或已經發生的事情，只表示期待或估計某事的發生。以下是高一情態動詞教案，歡迎閱讀。
(一)情態動詞的定義
情態動詞表示說話人對某一動作或狀態的態度。
(二)情態動詞的特點
1.情態動詞有一定的詞義。
2.情態動詞不能單獨做謂語，它必須和其他動詞的原形一起構成謂語。
3.情態動詞沒有人稱，數的變化。
(三)情態動詞的結構和意義
1.情態動詞的基本句型
肯定句：主語+情態動詞+動詞原形+......
否定句：主語+情態動詞+not+動詞原形+......
疑問句：情態動詞+主語+動詞原形+......
2.情態動詞的意義
must“必須”;can/could“能，會”;may/might“可以”;should“應該”;would“願，要”;haveto“不得不”;need“需要”
(四)情態動詞的基本用法
(could主要指過去時間)
1)表示人或物本身所具有的能力，意爲“能，能夠，會”:
Twoeyescanseemorethanone.兩隻眼比一隻眼看得清。
2)表示可能(理論上或是邏輯判斷上)Hecan’t(couldn’t)haveenoughmoneyforanewcar.他不可能有足夠的錢買新車。
3)表示允許：
【模擬試題】
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.
