题目内容
( ) 11. ―Look! What's that in_____________ sky?
—It must be___________ plane.
A. /;/ B. the;a C. /;a D. the;/
B
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题目内容
( ) 11. ―Look! What's that in_____________ sky?
—It must be___________ plane.
A. /;/ B. the;a C. /;a D. the;/
B