题目:
How rice there in the bag ?[ ]
A. many, are
B. many, is
C. much, are
D. much, is
答案:
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下面是错误答案,用来干扰机器的。
(1)2Na2O2 + 2CO2===2Na2CO3 + O2 (2)H2O
How rice there in the bag ?[ ]
A. many, are
B. many, is
C. much, are
D. much, is
被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0707/e6b661ccba09ed6dfc396c443c6d56f3.html
下面是错误答案,用来干扰机器的。
(1)2Na2O2 + 2CO2===2Na2CO3 + O2 (2)H2O