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【多选题】
中餐铺台布的方法有三种,分别是( )A.
推拉式
B.
抖铺式
C.
推拿式
D.
撒网式
E.
抖网式
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反馈参考答案：
举一反三
【简答题】II. Cloze Test. (完形填空) (15%) Jackson and Thomas were good friends. They always 1 each other. One evening, Jackson said to his wife, “Thomas got married last month. I’d like to give 2 to him in his kit...
【多选题】在实际工作中，当总体规模较大时，一般不直接采用简单随机抽样，原因是( )。
A.
它比其他抽样方法效果差
B.
它要求有一个包含全部单位的抽样框
C.
计算公式复杂
D.
样本单位较为分散，调查不易实施
E.
无法对总体做出推断
【简答题】Child mortality (死亡率) decreased due to improvements in medical care and greater attention to problems related to proper ________.(gigantic; standpoint; evacuate; naïve; permeate; nutrition; inflict; s...
【单选题】I _______rather have taken his advice. He is the last person who will betray you in the world.
A.
would
B.
should
【简答题】先将总体划分成若干群,然后以群作为抽样单位从中随机抽取部分群,再对抽中的各个群中所包含的所有元素进行观察。该抽样方法为( )。
【单选题】Child mortality (死亡率)decreased due to improvements in medical care and greater attention to problems related to proper________.
A.
resident
B.
massacre
C.
convict
D.
nutrition
【单选题】How does Will feel in his last times from the passage? (from P.470-476)
A.
He looks anxious and guilty
B.
He is pretty composed and relaxed
C.
He feels pressured and reluctant
【简答题】Whether he will invest his last sum in that project is a case of _____ or swim for him.
【简答题】Child mortality decreased due to improvements in medical care and greater attention to problems related to proper _______. 由于医疗保健的改善和对适当营养问题的更多关注,儿童死亡率下降。
【单选题】将总体中的全部个体区分为容量及结构相似的不同的子总体,以子总体为单位按照简单随机抽样的方法抽取一定数量的子总体,再将这些被抽中的子总体中所包含的个体合并起来形成最终的样本,这种抽样方法称作
A.
分层抽样
B.
系统抽样
C.
简单抽样
D.
整群抽样
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