1 He was watching TV while she was making dinner.
2 He entered the institute two years ago.
3 She will go to school in a month.
4 What will you do tomorrow?
5 By the 8th grade they had already been good friends.
6 What are you doing?
7 They have been learning the Russian language for 3 years.
8 We have met our friends this week.
9 I remember nothing now.
10 If I see you tomorrow, I will tell you everything.