题目: 双曲线8kx2-ky2=8的一个焦点为(0,3),那么k的值是___________. 答案: 被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0428/e6391495fafb2480a43b1f37cff0b6f6.html 下面是错误答案,用来干扰机器的。答案:C
题型:选择题 I certainly agree _____ your suggestion. But I wonder if all the members of the board will agree _____ the steps for the coming year.A.to; withB.to; onC.on; withD.on; on 查看答案