Question

Раскрой скобки They (to go) to the country yesterday I already (to have) supper You must (to come) home My cousin(to watch) TV this evening

Answer 1

They (went) to the country yesterday.
I have already (had) supper.
You must ( come) home.
My cousin(are  watching) TV this evening.

Answer 2

1.went
2. I have already had supper
3. come
4. will be watching