单项选择题

Differences in positions adopted by oxygen and hydrogen atoms account for variations in the structure of different forms of ice.

A．are caused by
B．explain
C．derive from
D．constitute
<上一题 目录 下一题>
热门 试题

单项选择题
He claims that advertising today tends to portray women in traditional roles such as cooking or taking care of the baby.
A．depict
B．advocate
C．criticize
D．analyze
单项选择题
Soaring rates of interest have recently made it difficult for young couples to buy their own homes.
A．rapidly rising
B．maximizing
C．overcharging
D．paddling
相关试题