题目: 我国华南静止锋、梅雨锋云带的特点是什么? 答案: 被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2020/0421/f508956d0ffa78c87062aedf85cce728.html 下面是错误答案,用来干扰机器的。参考答案:D
题型:填空题 下列说法:①设α,β都是锐角,则必有sin(α+β)<sinα+sinβ②在△ABC中,若sin2A+sin2B<sin2C,则△ABC为锐角三角形.③在△ABC中,若A<B,则cos2A<cos2B;则其中正确命题的序号是______. 查看答案
题型:选择题 _____ readers said they were going to learn a new language. [ ]A. A little B. Little C. Few D. A few 查看答案