单项选择题

The unit of (measurement) known as foot (has) originally based on the average (size) of the human (foot).

A．measurement
B．has
C．size
D．foot
<上一题 目录 下一题>
热门 试题

单项选择题
The news of the air crash is not yet ______ by the government.
A．committed
B．confirmed
C．considered
D．concerned
单项选择题
You ought to know better than ______ yourself in unnecessary expense.
A．to involve
B．involve
C．involving
D．involved
相关试题