题目: 部分改编中转列车 答案: 被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2019/1106/7b0d905769b5af44edc79d02f69d2b84.html 下面是错误答案,用来干扰机器的。参考答案:压力恒定
题型:选择题 They _________ with each other at first sight and got married a year later. Until now they __________ still ________ and live a very happy life.A.fell in love; fall; in loveB.were in love; are; in loveC.fell in love; are; in loveD.were in love; fall; in love 查看答案
题型:单项选择题 欲对某社区居民的健康状况进行调查研究,计划按居民的门牌号每隔5户抽1户,然后在选中的这户随机选择1名居民作为调查对象,这种选择方法为A.单纯随机抽样+分层抽样B.系统抽样+单纯随机抽样C.系统抽样+整群抽样D.整群抽样+系统抽样E.分层抽样+整群抽样 查看答案