This picture was taken a long time ago. I wonder if you can 　　　 my mother.

What kind of house do you want to have? Something big ? ——Well, it _______ be big.—That’s not important.

Various ways have been provided for us to solve the problem. We can choose _____to start with.

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

It is reported that a bus went out of _____ control on a highway ____ south of the city last night.