题目内容
() 5. We all know that plants can oxygen.
A. produce B. make out C. need D. develop
5.A
5.A
(由题意可知,植物可以产生氧气,故选A. )
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题目内容
() 5. We all know that plants can oxygen.
A. produce B. make out C. need D. develop
5.A
(由题意可知,植物可以产生氧气,故选A. )