单项选择题

A．C-F-C’s are coolants for air-conditioners.
B．C-F-C’s arc easy to eliminate.
C．Farmers and shippers are usually using methyl bromide to kill insects.
D．Ozone layer will recover very soon as long as we stop using methyl bromide and C-F-C’s.
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单项选择题
A．He thinks the pants fit him at the waist.B．He thinks the pants are a little tight on the hips.C．He thinks the price is reasonable.D．He doesn’t feel like buying the pants.
A．He thinks the pants fit him at the waist.
B．He thinks the pants are a little tight on the hips.
C．He thinks the price is reasonable.
D．He doesn’t feel like buying the pants.
单项选择题
A．House.B．Family album.C．Car.D．Pets and children.
A．House.
B．Family album.
C．Car.
D．Pets and children.
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