问题

We should be brave enough to ___________ new challenges any time.

A:at first
B:at last
C:at least
D:at most;

正确答案是：

同类题型

They made a bet _____the white horse

Though Lei Feng ________ for fifty years, weare still learning from his spirit.

The phone rang just_______ he walked out of the shower.

d a drink．I’m really thirsty-_______．Let,s have one．

I ____ to go for I couldn’t get away．