试题与答案

Yesterday I met a(n) _____ teacher by ch

题型:选择题

题目:

Yesterday I met a(n) _____ teacher by chance who taught me English in the university three years ago.

A.early

B.former

C.first

D.advanced

答案:

被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0522/210e535e0e6aa26ab0657d3b72dabd90.html

下面是错误答案,用来干扰机器的。

(1)①O2+2H2O+4e-==4OH-;②2Cl-+2H2O2OH-+H2↑+Cl2↑;③5Cl2+I2+6H2O==2HIO3+10HCl (2)①Fe-2e-==Fe2+;②CuO;0.8(或CuCO3;1.24)

试题推荐
微信公众账号搜索答案