There _____ many animals in that zoo.
#43862
A
used to
B
used
C
used to have
D
used to be
推荐题目
When we are in trouble, we need to get ________ from others.
#35590
A
many money
B
some advice
C
many help
D
some chances
 I had a hard time learning math last year. 
#39953
A
was hard-working
B
worked hard
C
had trouble
D
didn’t like