1.

A: Are they doing the laudry?

B: No, they aren't. They are playing tennis.

2. 

C: Is Pablo playing tennis?

F: No, he  isn't. He is reading book.

3.

T: Are your parents listening to music?

Y: Yes, they are. They are listening to music to Ed Sheeran.

Công thức:

1. dạng khẳng định:

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

2. Dạng nghi vấn

 Q: Am/ Is/ Are + S + Ving?

 A: Yes, S + am/is/are.

      No, S + am/is/are + not.

`A :` Are

`B :` aren't `-` playing tennis

`- - -`

`C :` Is

`F :` he isn't `-` reading a book

`- - -`

`T :` Are `-` listening to music

`Y :` they `-` listening

Áp dụng :

`- -` Thì hiện tại tiếp diễn `- -`

`( + )` S + tobe ( am/is/are ) + V-ing + O

`( - )` S + tobe ( am /is/are ) - not + V-ing + O

`( ? )` Tobe ( am/is/are ) + S + V-ing + O?

`- - - - - - - - - - -`

$\text{@Tnhye@}$