why / you / teach English
Why are you teaching English?
She is watching a movie.
She isn't watching a movie.
She is not watching a movie.
ask + ing
asking
Are you studying?
No,
No, I'm not.
No, I am not.
The ants / crawl / on the floor.
The ants are crawling on the floor.
what / you / do
What are you doing?
They're playing the piano.
They are not playing the piano.
They aren't playing the piano.
wear + ing
wearing
Is the sky turning red?
No,
No, it isn't.
No, it's not.
No, it is not.
The fish / swim / in the ocean.
The fish are swimming in the ocean.
where / she / go / on vacation
Where is she going on vacation?
I'm making tea.
I'm not making tea.
I am not making tea.
get + ing
getting
Is he driving the car?
Yes,
Yes, he is.
The cows / eat / grass / in the field.
The cows are eating grass in the field.
Who is she going to the movie with?
We're going home.
We are not going home.
We aren't going home.
study + ing
studying
Are we taking the train?
No,
No, we aren't.
No, we are not.
The kids / play / in the high school.
The kids are playing in the high school.
how long / they / work
How long are they working?
Carlos is working on the farm today.
Carlos is not working on the farm today.
Carlos isn't working on the farm today.
take + ing
taking
Are they working out today?
Yes,
Yes, they are.
He / play / baseball.
He is playing baseball.
He's playing baseball.