How old are you?—I’m fifteen. I was born ______ 1990.[ ]

What a beautiful city our hometown is! There are many trees ___________ of the road! — Yes, and ____________ of the trees is growing larger and larger.

It seems that it is going to rain. You’d better the windows open when you leave the house. [ ]

Every day after he finishes his homework, he switches _____ the TV set. [ ]

Who teaches _______painting？—Nobody, I teach _______.