下面这道题是2013年湖南高考的一道选择题:Every day ______ a proverb aloud several times until you have it memorized. A. read B. reading C. to read D. reads答案是 read,为什么不选to read...
We dont know what weve got until we lose it,but its also true that we dont know what weve been missing until it arrives.为什么用 have been missing,不能用别的?谢谢!如题