问题描述：
I don't think Tom is a bright boy,_____?
A.do you B.don't you C.is he D.isn't he
I looked under ______table and found______pen I lost yesterday.
A.the;a B.the;the C./;the D.the;/
Keep the bird______(living;alive),and don't kill it.（二选一）
A.do you B.don't you C.is he D.isn't he
I looked under ______table and found______pen I lost yesterday.
A.the;a B.the;the C./;the D.the;/
Keep the bird______(living;alive),and don't kill it.（二选一）
问题解答：
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