② fall down意为掉下来，落下，下降

eg：The eggs are falling down the stairs.

四、当堂检测：

(一)Make a dialogue

Eg A:My balloons are flying away.Who can help me?

B:Sorry,I can't./ C:I can help you.

（二）Choose the right answer

( )1.Who can help _______?

A.he B.we C.my D. them

( )2.Mum is ________ in the kitchen.

A.cooks B.cooking C.cook

( )3.What is ________doing?

A.you B.they C.he

( )4.Listen! A boy ____________behind the wall.

A.singing B.is sing C. sings D.is singing

( )5.The kite is ______________.

A.flying away B.fly away C.flies away

（三）Practice

1.-What is he doing?-He _______________(clean)the blackboard.

2.-What is the boy doing?-He___________(carry)a bag.

3.-What are they doing?-They____________(shop).

4.-What are the boys doing?-They____________(play)football.

五、课堂小结收获：What have you learned in this class ? 课后拓展延伸:

A: 写五个现在进行时的句子。

B:今天是妈妈的生日,写一个对话,反映你和爸爸分别在做什么准备，还要涉及帮助话题