单项选择题

A. Reduce industry pollution.
B. Never use cosmetics.
C. Go on ecotourism.
D. Forbid synthetic products.
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单项选择题
A. It makes the house dangerous. B. It costs more to heat the house. C. It makes the house look ugly. D. It costs lots of time to clean it.
A. It makes the house dangerous.
B. It costs more to heat the house.
C. It makes the house look ugly.
D. It costs lots of time to clean it.
单项选择题
A. Share the place he’s renting.B. Avoid living near the campus.C. Apply for campus housing.D. Find an apartment soon.
A. Share the place he’s renting.
B. Avoid living near the campus.
C. Apply for campus housing.
D. Find an apartment soon.
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