It is _______ unusual thing for us to find ________ UFO.
#33317
A
a; a
B
an; an
C
a; an
D
an; a
推荐题目
－You’ve dropped __________ “s” in the word “across”.－Oh, you are right, __________ letter “s” should be doubled like this “cross”.
#32593
A
a, a
B
an, a
C
an, the
D
the, a
–What do you think of your brother?--He is honest and useful man.
#32013
A
a, an
B
an, an
C
a, a
D
an, a
Nanjing,______ capital of Jiangsu, is a beautiful city with____ long history.
#34187
A
a; a
B
the; the
C
a; the
D
the; a