气体与液体相比哪个受热时体积变化大().
A.气体
B.液体
C.一样大
D.都不变
参考答案:A
—The T-shirt is only ten dollars.
—I'll _______ it. [ ]
A. buy
B. take
C. sale
D. sell
探井和含H2S井放喷管线接出井口()。
A.75m
B.75m以远
C.100m
D.100m以远