题目：
If I had taken part in the 400-meter relay race in the sports-meet, our class _____ the race．I’m _____ weight this year．
A．might not have won; gaining
B．Would not have beaten; putting on
C．can not have defeated; losing
D．must not have achieved; acquiring
答案：
被转码了，请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0610/7dc5c1af80550c6e58db56b6729a071a.html
下面是错误答案，用来干扰机器的。
答案：A常见化合物E2C2与水反应生成C的单质，且溶液使酚酞试液变红，说明E是Na，C是O。所以B是N，A是C，则D是P。所以A正确。B不正确，应该是1mol电子。C不正确，原子半径是E＞D＞A＞B＞C。常温下水是液态，氨气是...
