参考答案
一1、The boy is not playing basketball. Is the boy playing basketball.
肯定回答Yes, he is . 否定回答No, he is not
2. 1）She is opening the window now.

2 ）Who is cleaning the window?

3） She is not closing the door now.
4) I am doing your homework.

5) They are singing under the tree now.

6) Are the Young Pioneers helping the old woman?
二、单项选择 ACCCB BCDBD ADABB CAB
三、用现在进行时完成下列句子:
1、are doing 2、 am singing 3、is mending 4、is mending 5、Are flying I am 6、Is sitting 7、 Are asking
8、are playing
四． 略
五． 1 is drawing 2 are singing 3 is cooking 4 are doing 5 are having 6 aren’t watering 7 are dancing 8 is listening 9 are having 10 Is washing
六、1 Are they doing housework? They aren’t doing housework. 2 Are the students cleaning the classroom? The students aren’t cleaning the classroom. 3 What are you doing in the playground? 4 What is Tom doing in his study?
七、1 doing am eating 2 is working 3 is putting 4 Is cleaning. is playing 5 is running 6 is singing is singing
八、1 Tom is speaking Chinese. 2 We are having four lessons. 3 I am watching TV every day.
4 She is working in a hospital. 5 Kitty and Ben are having lunch at about twelve. 6 His father is helping them.
7 Danny is opening the door. 8 They are watching TV in the evening
九、略 十、1 are doing 2 am singing 3 is mending 4 is mending 5 Are flying I am 6 Is sitting 7 Are asking 8 are playing 十一、 CBCCC BDC 十二、1 teaches, is , talks, talking, is talking 2 is reading, reads
十三、1-6 CDCABB 7-12 BCABCB 13 comes 14 sleeps 15 is singing, sings 16 Does know 17 do have 18 likes, is wearing
十六、She is opening the window now. Who is cleaning the window? She isnot closing the door now.
I am doing your homework. They are singing under the tree now. Are the Young Pioneers helping the old woman?