It’s hard to _________ a girl with only one arm can play ping-pong so well. — Yes, she is great.
Tom is very clever______ maths and English. [ ]
Most scientists seem to agree that ________ certain limit should be set on ______sale of cars to ease air pollution.
Helen draws better than ___ boy in her class.
I can’t stay up late. I have to go to bed__________11:00.[ ]