I have a very old car.

I'm having a very old car.

need

am needing

I read some pages of my book every night before I go to bed.

I'm reading some pages of my book every night before I go to bed.

Our neighbour cooks dinner. It smells delicious!

Our neighbour is cooking dinner. It is smelling delicious!

Our neighbour is cooking dinner. It smells delicious!

You're looking tired. Did you sleep well last night?

You look tired. Did you sleep well last night?

She looks through the window and thinks about him.

She is looking through the window and thinks about him.

She is looking through the window and is thinking about him.

John thinks it's a good idea.

John is thinking it's a good idea.

I'm watching a very interesting Netflix series at the moment.

I watch a very interesting Netflix series at the moment.

I'm not agreeing with you.

I'm not agree with you.

I don't agree with you.