单项选择题

Our manager is （） an important customer now and he will be back this afternoon.

A．calling on
B．calling in
C．calling up
D．calling for

<上一题 目录 下一题>
热门 试题

单项选择题
Professor Wang, （）for his informative lectures, was warmly received by his students.

A．knowing
B．known
C．to be known
D．having known
单项选择题
In Africa, educational costs are very low for those who arc （） enough to get into universities.

A．ambitious
B．fortunate
C．aggressive
D．substantial
相关试题