Up to now, they _______enough money for students who can’t afford to go to school.
#101076
A
are raising
B
have been raising
C
have raised
D
had raised
推荐题目
Don't get that ink on your shirt, for it______. 
#104325
A
won'twashout
B
won'tbewashedout
C
isn'twashedout
D
doesn'twashaway
—How did she get infected?  —She ____ the viruses without any protection.
#101750
A
exposed to
B
had exposed to
C
was exposed to
D
has exposed to