函数的定义域为()。 A.(1,2)∪(2,4) B.[1,2)∪(2,4) C.( 发布时间:2018-07-20 22:07 │ 来源:www.tikuol.com 题型:单项选择题 问题: 函数的定义域为()。A.(1,2)∪(2,4)B.[1,2)∪(2,4)C.(1,2)∪(2,4]D.[1,2)∪(2,4]
题型:单项选择题 读句子,根据提示写单词。1. It is smaller than a river. → s__ __ __a__2. This person plays in films. → a__ __ __ __3. This person keeps the streets clean. → c__ __ __ __ __ __4. It is made from water vapour. → c__ __ __ __5. It falls from the clouds. → r__ __ __ 查看答案