抽样调查的抽样方法中不包括()。
A.多级抽样
B.试点抽样
C.分层抽样
D.系统抽样
E.整群抽样
参考答案:B
Your niece is very strict and ______ worth teaching, but your nephew is not. Look, he is now ______ asleep in class.
A.well; fast
B.much; very
C.very; fast
D.well; very
库库鲁舞蹈戏剧传统,由19世纪中叶来自多米尼加共和国讲哪种语言的加勒比地区移民创造的?()
A.法语
B.葡萄牙语
C.英语