单项选择题
A.mounted B.accented C.climbed D.raised
How to dispose （） the nuclear waste is a pressing probl...
单项选择题How to dispose （） the nuclear waste is a pressing problem for scientists and politicians alike.
A.of B.with C.through D.behind
Harry（）his pants at the seams (接缝) when he bent over.A....
单项选择题Harry（）his pants at the seams (接缝) when he bent over.
A.sliced B.split C.cracked D.broke
There would be about 10 million other planets in the un...
单项选择题There would be about 10 million other planets in the universe that could physically（）the earth.
A.resemble B.disguise C.imitate D.assume
