I think it’s unusual thing to find a UFO.
#32147
A
a
B
an
C
the
D
不填
推荐题目
Look ! There’s ______ football under the teacher’s desk. Let’s play ________ football, OK?
#33296
A
/, /
B
a, /
C
a, the
D
a, a
I think skiing is______ great fun. What _____fantastic time we are having!
#32492
A
a, a
B
/, a
C
/,/
D
/, a
—Excuse me. Where is the museum? —It is quite far. It will take you half ___ hour to go there by _____bus.
#32870
A
an; /
B
an; a
C
a; /
D
/; /