用性引诱剂诱杀农业害虫是利用 [ ] A.昆虫的取食行为 B.昆虫之间的通讯 C 发布时间:2017-05-02 20:13 │ 来源:www.tikuol.com 题型:选择题 问题: 用性引诱剂诱杀农业害虫是利用 [ ]A.昆虫的取食行为 B.昆虫之间的通讯 C.昆虫的学习行为 D.昆虫的迁徙行为
题型:选择题 It has rained for almost a month in Mudanjiang. We _____ saw the sun come out.A. often B. hardly C. always 查看答案