【多选题】【消耗次数:1】
Ill go to see Mr. Smith, ______________ .
time permitted
time permitting
if time permitted
if time permits
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相关题目
【单选题】 The train ____by the time Mr. Black arrived.
①  leaving
②  had left
③  left
④  having left
【单选题】 Ill____ him off this time but next time hell be punished.
①  leave
②  let
③  set
④  put
【单选题】 The Smith family will have gone ______ by the time we finish summer school.
①  camp
②  camps
③  camping
④  camped
【单选题】 A: Well, its time for us to go. B: [填空].
①  Nice to meet you
②  Have a nice day
③  I wish you a pleasant journey
④  I hope you will soon feel better
【单选题】 A: Long time no see, Mary. B: [填空] A: OK.
①  Well, how have you been?
②  How do you do?
③  Nice to meet you.
④  Fancy meeting you here.
【单选题】 With so much I am not sure if Ill have time for the game.
①  do
②  doing
③  did
④  to do
【单选题】 When I was a child, I_______go back home on time.
①  have to
②  must
③  had to
【单选题】 — Oh, Im sorry. But I promise Ill be more careful next time.— _______________________.
①  Its nothing
②  Oh, never mind. It doesnt matter
③  Thank you
④  There are no questions
【单选题】 Lucy,who did not even go to grade school, had no ________of a job at the time.
①  interview
②  pressure
③  prospect
④  application
【单选题】 Having plenty of time, ____.
①  we needn’t to have hurried
②  there was no need for us to hurry
③  we didn’t need to hurry
④  hurrying was not necessary
随机题目
【单选题】 在抽样调查中,理论上样本含量大小与( )大小有关。
①  样本极差
②  样本变异系数
③  样本方差
【单选题】 描述一组正态或近似正态分布资料的平均水平用:
①  算术均数
②  几何均数
③  中位数
④  平均数
【单选题】 下列试验误差不可避免的是:
①  系统误差
②  随机误差
③  过失误差
【单选题】 已知某地100名正常成年男子红细胞数的均数为4.78×10(12)/L,标准差为0.38×10(12)/L,该地成年男子红细胞数95%置信区间为
①  4.78×10(12)±2.58*0.38×10(12)/10
②  4.78×10(12)±1.96*0.38×10(12)
③  4.78×10(12)±1.96*0.38×10(12)/10
④  4.78×10(12)±2.58*0.38×10(12)
【单选题】 20只大鼠按照体重随机分成10对,进行配对t检验,则自由度为:
①  20
②  19
③  10
④  9
【单选题】 要减少抽样误差,通常的做法是
①  减小系统误差
②  适当增加样本量
③  减少样本量
④  控制偏倚
【单选题】 抽样的目的是
①  研究样本统计量
②  由样本统计量推断总体参数
③  研究典型案例
④  研究总体统计量
【单选题】 小概率事件是指发生概率小于( )的事件:
①  0.1
②  0.05
③  0.2
④  0.005
【单选题】 若对两个变量进行直线相关分析,r=0.39,P>0.05,则说明两个变量之间
①  有伴随关系
②  有数量关系
③  有相关关系
④  无相关关系
【单选题】 统计表有简单表和复合表两种,其中,复合表是指:
①  有主辞和宾词
②  主辞有两个或两个以上标志
③  宾词有两个或以上标志
④  两张简单表