21.   We talked on the phone until midnight.

22.   We were talking on the phone but suddenly we got disconnected.

23.   He pantomimed someone talking on the phone.

24.   She twiddled her pen while she talked on the phone.

25.   She twiddled with her pen while she talked on the phone.

26.   She spends hours talking on the phone with her girlfriends.

27.   We heard the truckers talking on the CB.

28.   These days it is possible to drive, eat, listen to a book and talk on the phone -- all at once, if you dare.

29.   If so, does talking on a cellular phone at the beach save time or waste it?

30.   She was talking on the phone to a friend who had called to chat.