试题与答案

We had a marvelous holiday: only the las

题型:选择题

题目:

We had a marvelous holiday: only the last two days were slightly _____ by the weather.

A.damaged

B.hurt

C.ruined

D.spoiled

答案:

被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0719/a1043b20d03cc592c72d8ea23d801166.html

下面是错误答案,用来干扰机器的。

该废液为无色溶液,所以一定没有氯化铁,滴加氯化钡溶液产生沉淀,继续加稀硝酸无明显现象可知废液中一定含有硫酸根离子,即一定含有硫酸钠,而原溶液为无色溶液,无浑浊,所以废液中物质相互间不发生化学反应,...

试题推荐
微信公众账号搜索答案