题目内容
Lin saw __________ UFO last month. It’s strange.
A. a B. an C. the D. /
A
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Lin saw __________ UFO last month. It’s strange.
A.a | B.an | C.the | D./ |
Lin saw __________ UFO last month. It’s strange.
A.a | B.an | C.the | D./ |