单项选择题

A．Pick out all the glass and metal.
B．Get rid of dust.
C．Burn waste paper.
D．Screen earth and sand.
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单项选择题
A．He make it himself.B．He had a carpenter make it.C．He bought it a long time ago.D．He had an old one re-made.
A．He make it himself.
B．He had a carpenter make it.
C．He bought it a long time ago.
D．He had an old one re-made.
单项选择题
A．Garbage from food.B．Old cars.C．Empty bottles.D．Bottle glass.
A．Garbage from food.
B．Old cars.
C．Empty bottles.
D．Bottle glass.
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