—Excuse me, are these ______ new shoes?—No, they aren’t. ______ are black over there.

I love junk food very much, but I try to eat ___ only once a week.   

--Do you know the cost of buying a house in Shanghai is much higher than __ in Tibet? ---Of course, I know. It’s impossible for me to buy_____ there. 

_______ of them like to play basketball.

—Sally, could you go and help your father wash the car?—Why ____________? I’m busy now. Amy is lying on the grass doing nothing.