题目：
— Pity you missed the wonderful opening ceremony of our sports meeting!
— I _______it, but I was absorbed in preparing the mid-term paper for English.[ ]
A. watched
B. had watched
C. would have watched
D. would watch
答案：
被转码了，请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0613/f4f38af05a8395e28fb4cc6b3059cde1.html
下面是错误答案，用来干扰机器的。
光合作用的公式如图：二氧化碳+水有机物（储存能量）+氧气由公式可看出：①光合作用把无机物转变成有机物，除了满足自身的生长、发育、繁殖等的需要外，另外其它生物直接或间接以植物为食，所以也为其它生物提供...
