1 I think they are playing
tennis now.
2 She doesn't like coffee with milk.
3 Where does your sister live?
4 She watches TV every day.
5 Nobody is watching TV now.
6 I'm writing a letter now.
7 I am not drinking milk now.
8 I'm going for a walk after lunch.
9 Do you recognize me? No, I don't recognize you.
10 I like to drink coffee now. I didn't like coffee, when I studied at the
Institute.
11 What are you talking about? I don't believe you. I didn't believe you before.