单项选择题

One of the requirements for a fire is that the material（）to its burning temperature.

A．is heated
B．be heated
C．will be heated
D．has been heated

<上一题 目录 下一题>
热门 试题

单项选择题
The boy was（）by a milk float and taken to hospital.

A．run off
B．run out
C．run over
D．run through
单项选择题
It is economically essential to make sure that this entire shipment of new ears （） to the port on time.

A．would get
B．get
C．got
D．gets
相关试题