第7题: [单项选择]{{B}}Questions 12 to 18 are based on the conversation you have just heard.{{/B}} A. She doesn’t have a roommate. B. She will have a roommate this year. C. She doesn’t like to have a roommate’. D. She prefers having a roommate. 参考答案:C 答案解析:[听力原文]
M:The new dorm rooms are not bad this year.You should up for room this year.
W:Actually I t
第21题: [单项选择]下列关于Java布尔类型的描述中,正确的是( )。 A. 一种基本的数据类型,它的类型名称为boolean B. 用int表示类型 C. 其值可以赋给int类型的变量 D. 有两个值,1代表真,0代表假 参考答案:A 答案解析:[解析] 布尔类型数据只有两个值true(真)和false(假),不对应任何数字,不能与数字进行转换,布尔类型数据一般用于逻辑判别。