问题

fugee crisis in Europe, if ________ properly, can lead to serious social problems.

A:not handled
B:not being handled
C:not to be handled
D:not having been handled;

正确答案是：

同类题型

6White-collar workers across China are becoming____ concerned about the impact of the global financial crisis on their careers

When MoYan’s Red Sorghum—In 1986. And it was made into a movie byZhangyimou.

It was an exciting moment for these fans this year, _____ for the first time in years they saw their favorite singers [ ]

Are you being_____, sir?—No, I just want to buy a cellphone.

I will __________ Jane today, as she can’t come to the meeting herself.