Lesson 2 We mustn’t cross the street now 课件

课件14张PPT。We mustn't cross the street now.情态动词mustLesson 2 wordsmust 必须，应当
street 街道
light 灯，光线
cross 穿过
wait 等待 Let's talkMum: Ann, let's go shopping.
Ann: Yes.
Jim: May I go with you?
Mum: Yes, you may, but you mustn't run about on the street.
Jim: OK.Mum: Look at the red light. We mustn't cross the street now.
Ann: We must wait until it is green.Mum: Now the light is green. We can cross the street.
Ann: Look at these white lines.
We must cross the street here.
Jim: Oh, yes, I see.A: Look at the sign. You mustn't park your car here.
B: Oh, yes, I see.
A: You may park it there.
B: Yes.ReadA: You mustn't play with your ball here.
B: Ok.Oh, You mustn't cross the streeet here. We must cross there.The light is green. Now I can cross.语法小结 must 的中文意思是“必须”。而mustn’t 则是 must not 的缩写形式，表示“不能”。与 shouldn’t 相比，mustn’t 的语气更为强烈，态度也更为坚决。 下面的一些图标，都与mustn’t 有关，你知道它们的意思吗？No photos! = You mustn't take photos here!No smoking! = You mustn't smoke here!Thank You！