外研版八年级英语上册 情态动词 may，might 课件 (共16张PPT)

(共16张PPT)
情态动词may, might
—May I come in
—Yes, please.
中考考频分析
may/might
可能性
祝愿
50%
5%
40%
许可
maybemay be
5%
提分点1
may, might 表“许可”
May I take photos here
Yes, you may/can.
肯定回答：
① Sure.
② Certainly.
③ No problem.
④ Yes, please.
给予许可时，不能用might.
May I take photos here
Tips: 与may对比，might语气更加委婉。
No, you mustn’t/can’t/had better not.
mustn’t/can’t/had better not 表“禁止/不可以/最好不要”
提分点2
may
might
can
could
must
口诀
can不肯, may不问, must肯定不否/问
may, might 表“可能性”
It must be Wang Yuan. He always practices singing at this time.
It can’t be Zhu Ting. She has gone to Brazil for the Olympic Games.
must
can
You may lose your way if you walk alone in the mountains at night.
有把握、有根据的推测，“一定、肯定”
may
有把握的“否定”推测，“不可能”
没有把握的主观推测，“可能、或许”
请找出漫画中所有情态动词。这些情态动词分别表达什么含义呢？
看漫画找规律
Please may I go fishing with you
Yes, as long as your mum says it's OK.
Mum, can I go fishing with Mr Brown
Yes, but take a jumper. There may be a cool breeze on the river.
Mum thought I might be cold, so I've brought some warm clothes.
You must also wear a life jacket if you catch a big fish, it may pull you into the water!
提分点3
may表“祝愿”
结构：May + 主语 + V原
May you have a good trip in Seattle.
May you pass TOEFL.
提分点4
may be/maybe辨析
may be “可能是”，may是情态动词
You may be right, but I can’t be wrong.
maybe“可能/也许”，maybe是副词
Maybe they won’t come tonight.
—Is this Mary’s iphone 6s
—It _______ belong to her. Hers is different color from this one.
A. mustn’t B. can’t C. can D. may
典例1
—Why did you pull the girl
—You see, traffic was so busy that anything ______ happen to her at that moment.
A. can B. should C. may D. must
典例2