题目内容
-Could you tell me which floor ________.
-It's on the third floor.
[ ]
A.Betty's classroom is
B.Betty's classroom is on
C.is Betty's classroom on
D.is Betty's classroom
答案:B
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题目内容
-Could you tell me which floor ________.
-It's on the third floor.
A.Betty's classroom is
B.Betty's classroom is on
C.is Betty's classroom on
D.is Betty's classroom