单项选择题

I"m not sure whether I can gain any profit from the investment, so I can"t make a(n) ______ promise to help you.

A．exact
B．defined
C．definite
D．sure
<上一题 目录 下一题>
热门 试题

单项选择题
The sports meeting, originally due to be held last Friday, was finally ______ because of the bad weather.
A．set off
B．broken off
C．worn off
D．called off
单项选择题
It is quite necessary for a qualified teacher to have good manners and ______ knowledge.
A．extensive
B．expansive
C．intensive
D．expensive
相关试题