If you want to be healthier, you must eat ______junk food, I think.

r their help, we ________ the program in time

Only after he had spent several nights working on the math problem _______ to wonder whether the problem was wrongly set.

ite recently, most mothers in Britaindid not take paid work outside the home

Michael put up a picture ofYao Ming beside the bed to keep himself___of his owndreams[ ]