— I think English is __________ unimportant subject.— I don’t think so. It is __________ useful tool when we talk with foreigners.
#32816
A
a; an
B
an; a
C
a; a
D
an; an
推荐题目
There were two small rooms in the house, ____ smaller of which served as ____ kitchen.
#34487
A
the, a
B
a, the
C
the, the
D
a, a
