16.I (take) the dog for a walk every day after school.
17.He (come) just (come) home.
18.Nick (play) football yesterday.
19.(Be) you ever (be) to New York?
20.I (not sleep) at nine o'clock yesterday.

I take the dog for a walk every day after school
He has just come home
Nick played football yesterday
Have you ever been to New York?
I wasn't sleeping at nine o'clock yesterday