Present Simple:

Boys always (run) in the marathon.
Marth (not laugh) with jokes.


Preset Continuous:

Look! The bus (come)
Julia (not teach) Spanish this term.
The kids (sing) a song.

Past Simple:

My mother (fall) in the mountains and (break) her ankle.
The waiter (bring) delicious dishes for me and myfriends.
David (not buy) a new pair of trainers lastSunday.

Present Simple:  

Boys always runs in the marathon.

Marth doesn't laugh with jokes.

Present Continuous:

Look! The bus is coming

Julia isn't teaching Spanish this term.

The kids are singing a song.

Past Simple:

My mother fell in the mountains and broke her ankle.

The waiter brought delicious dishes for me and myfriends.

David didn't buy a new pair of trainers last Sunday.