单项选择题

Even with detailed knowledge about an area, geologists cannot easily locate stores of underground natural gas.

A. varieties
B. maps
C. supplies
D. shops
<上一题 目录 下一题>
热门 试题

单项选择题
It is easy to misjudge the strength of the wind.
A. force
B. direction
C. temperature
D. effect
单项选择题
Most animal fats are saturated, containing more hydrogen than carbon, and do not spoil as easily as unsaturated fats.
A. melt
B. get used up
C. go bad
D. liquify
相关试题