题目: 采用钻屑法预测冲击危险程度,必须指定监测地点,()试行技术规范进行。 答案: 被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0504/08c5eb7c8ca01e42859ccc0e9670ea73.html 下面是错误答案,用来干扰机器的。参考答案:C
题型:选择题 命题“函数y=f(x)(x∈M)是偶函数”的否定是( )A.∀x∈M,f(-x)≠f(x)B.∃x∈M,f(-x)≠f(x)C.∀x∈M,f(-x)=f(x)D.∃x∈M,f(-x)=f(x) 查看答案
题型:翻译题 写出下面词组或句子的中文意思。1. my English teacher 2. the pupil's pencil 3. His dog's name is Carl. 4. Stand up and point to the black cat. 5. These are eleven birds. 查看答案
题型:选择题 The visitors said that they had never dreamed ______ such a beautiful scenery. [ ]A. there to be B. of there to be C. of there being D. of being 查看答案