单项选择题

The increase of rickets in England was caused by__________.

A．windows
B．a tax
C．fog
D．bad weather
<上一题 目录 下一题>
热门 试题

单项选择题
Because adults have reached full growth, they probably__________.
A．need as much vitamin D as children
B．need less vitamin D than children
C．need more vitamin D than children
D．need no vitamin
单项选择题
You want to buy a sport car, sir Yeah, we've got several models for you _________
A．to choose
B．for choosing
C．to choose from
D．to be chosen from
相关试题