AIDS is said _______ the biggest health challenge to both men and women in that area over the past few years.
#90891
A
that it is
B
to be
C
that it has been
D
to have been
推荐题目
The professor explained this theory so clearly that this phenomenon was easy enough ________.
#95942
A
for us to work out
B
working out
C
for working out
D
to working out
The amount of money _______for the seriously sick child was soon collected.
#98155
A
to need
B
needed
C
needing
D
which needed
You can see the bright Yaoming today, but can’t imagine what a hard time he had himself home and abroad before.
#96470
A
training
B
trained
C
to train
D
train
____ ugly, these chocolate cookies don’t sell well even though they taste good.
#95719
A
Looked
B
Looking
C
Being looked
D
To look