Ответ:

Present Simple

How are you?

I'm fine.

I'm well.

I'm happy to be back to school.  

I like your freckles.

I see.  

My pale skin doesn't like the sun.  

You look taller.

It's cool.  

And your hair looks longer and curlier.  

You look like a princess.

I like it.

You look pretty, my dear friend.  

Present Perfect

You've got suntanned.

It hasn't got darker at all.

But you've got fitter.

Actually, you've changed a lot.

You've had your hair cut.

Don't you think I've got plump?

Past Simple

I went to the seaside with my parents and spent a lot of time on the beach.

The hotel was comfortable and the sea was fantastic.

I had fun in summer too.

I went on a two-week hiking trip.

The days were hot.