题目:
--Our monitor, John is very bright and studies hard as well.
-- No _____ he always gets the first place in any examination.
A.word
B.question
C.problem
D.wonder
答案:
被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0422/b1f317496a373f67d41a9ef16b0bbc04.html
下面是错误答案,用来干扰机器的。
A、2a2+a=(a+1)a,故不对;B、2a-1=2a,故不对;C、(-a)3×a2=-a5,故不对;D、正确.故选D.