单项选择题

We must find a solution () this problem by the end of this month.

A.for
B.at
C.to
D.with

<上一题目录下一题>

热门试题

单项选择题

What is the woman in the conversation().

A．A guide.
B．A historian.
C．A traveler.

单项选择题

What does the man often do with his friends().

A．Climb mountains.
B．Travel around.
C．Go out for a picnic.

相关试题