1. are working

2. are making

3. is having 

4. is reading 

5. is studying

6. am studying

7. is having

8. aren't studying

9.is having

10. are making

---------------------------------

1. is watching

2.is crying

3. are putting

4.is working

5.is snowing

6.is sleeping

7. is cooking

8. am looking up

9.Are you writing

10. aren't reading'

-----------------------------------------

1. are playing

2. is sweeping

3. is she doing 

4. is washing

5. are singing

6. isn't watching 

7. is studying

8. Are you working

9. is talking

10. is listen 

Cấu trúc 

+) S + am / is / are + Ving 

-) S + am / is / are + not + Ving

?) Am/is / are + S + ving 

Chú ý : 

She / He / It + is

You / We / They + are

I + am 

Gửi bn ạ !

Giải thích :

Trong bài có các từ at the moment, present, now 

=> Thì hiện tại tiếp diễn

Công thức THTTD :

S + tobe + V-ing

(tobe : am, is are)