题目内容
It is commonly believed that it is ____ too much money has been invested in real estate (房地产) ____ has caused the crisis in Wall Street.
A. that; that B. that; which C. what; that D. because; that
A

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题目内容
It is commonly believed that it is ____ too much money has been invested in real estate (房地产) ____ has caused the crisis in Wall Street.
A. that; that B. that; which C. what; that D. because; that
A