Iamwaiting_________ mysister.[ ] A.at B. 发布时间:2017-04-22 18:12 │ 来源:www.tikuol.com 题型:选择题 问题: I am waiting _________ my sister.[ ]A. at B. for C. in
题型:选择题 任意时潮高等于()A.低潮潮高+潮差×[1+cos(t/T×180)]/2B.高潮潮高+潮差×[1-cos(t/T×180)]/2C.高潮潮高-潮差×[1+cos(t/T×180)]/2D.低潮潮高+潮差×[1-cos(t/T×180)]/2 查看答案