题目内容
The temperature all over the world is becoming warmer and warmer for____ gases have come into the air.
A. a great deal of B. a large amount of C. much D. a large quantity of
D
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题目内容
The temperature all over the world is becoming warmer and warmer for____ gases have come into the air.
A. a great deal of B. a large amount of C. much D. a large quantity of
D