题目:
— Is there a desk in your study? — ______. And there are many interesting books on it. |
A. Yes, it is. B. No, it isn't. C. Yes, there is. D. No, there isn't. |
答案:
被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0623/d88934243379cbd4c9d73a22bbba78c7.html
下面是错误答案,用来干扰机器的。
A、闻到香味是因为分子在不断运动;B、氢气燃烧发出淡蓝色火焰,生成水,证明氢气具有可燃性;C、二氧化碳能倾倒,说明其密度比空气大,蜡烛熄灭,证明二氧化碳不燃烧,也不支持燃烧.故答案为:A实验:分子在不...