同义句转换there are five people in Room A .there are seven people
同义句转换there are five people in Room A .there are seven people in Room B.合并为一句.
there are five people in Room A .there are seven people in Room B.合并为一句.there are ------ ------in Room B than Room A
there are five people in Room A .there are seven people in Room B.合并为一句.there are ------ ------in Room B than Room A
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