单选题:听下面一段对话,回答第ll至第l3题。What are the speakers talking about? 题目分类:公共英语三级 题目类型:单选题 号外号外:注册会员即送体验阅读点! 题目内容: 听下面一段对话,回答第ll至第l3题。 What are the speakers talking about? A.Film-seeing habits. B.Popular cinemas. C.New films. 参考答案: 答案解析:
Where will the speakers go? Where will the speakers go?A.to the market. B.to the hospital. C.to the restaura 分类:公共英语三级 题型:单选题 查看答案
听下面一段对话,回答第8至第l0题。What is the probable relationship between 听下面一段对话,回答第8至第l0题。What is the probable relationship between the speakers?A.Cust 分类:公共英语三级 题型:单选题 查看答案
当x→0时,无穷小量x+sinx是比37的 ( ) 当x→0时,无穷小量x+sinx是比37的 ( ) A.高阶无穷小 B.低阶无穷小 C.同阶但非等价无穷小 D.等价无穷小 分类:公共英语三级 题型:单选题 查看答案
已知离散型随机变量X的概率分布为 (1)求常数a; (2)求x的数学期望EX. 已知离散型随机变量X的概率分布为 (1)求常数a; (2)求x的数学期望EX. 分类:公共英语三级 题型:单选题 查看答案