[1]Switch off computers and TV when you ............. using them.
1-finished
2-had finished
3-have finished
4-will finish
[2]Could you please return in 10 minutes?
Your room will....….by then.
1-have been cleaned
2-be cleaned
3-be cleaning
4-have cleaned
[3]By the time I get home, my wife …..supper.
1-prepares
2-is going to prepare
3-will have prepared
4-will prepare
[4] She will have married in three ............ time.
1-Months
2-Months’
3-Months’s
4-Month’s