【单选题】【消耗次数:1】
Which sentence is correct?
Afer finishing her composition, she took up the translation exercise.
Afer finishing her composition, the translation exercise was taken up.
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相关题目
【单选题】 I almost spent two hours on this exercise. Find any misplaced modifier in the sentence.
①  two
②  almost
③  on this exercise
【单选题】 I am going away. or not she will go is up to her to decide.
①  if
②  which
③  whether
④  that
【单选题】 At her word she stood up and walked away, stopping at the window to pull back the curtain and _____.
①  look round
②  look out
③  look up
④  look on
【单选题】 At her word she stood up and walked away, stopping at the window to pull back the curtain and ____.
①  look round
②  look out
③  look up
④  look on
【单选题】 Fifteen minutes [] enough time for this exercise.
①  is
②  are
【单选题】 Which sentence is correct?
①  On entering the classroom, the students stood up and said, Good morning!
②  On entering the classroom, the teacher was greeted by the students with Good morning!
【单选题】 Which sentence is correct?
①  Hurrying to the classroom, no one was there.
②  Hurrying to the classroom, she saw nobody there.
【单选题】 Which sentence is correct?
①  To look at a map, the importance of this new railway will be seen.
②  You have only to look at a map to see the importance of this new railway.
【单选题】 Which sentence is correct?
①  Returning home from work, he saw supper waiting for him in the kitchen.
②  Returning home after work, supper was waiting for him in the kitchen.
【判断题】 Does she do the exercise every day?
①  正确
②  错误
随机题目
【单选题】 在实验设计时,每个总体均有均等的被抽取的机会,这体现了 ? ? ? ?原则。
①  重复
②  局部控制
③  随机
④  对照
【单选题】 假设检验水准α指的是
①  检验的置信度
②  控制类Ⅰ错误的概率
③  控制类Ⅱ错误的概率
④  无效假设的概率
【单选题】 分析某校一年级200名大学生血型分布情况,适应用:
①  圆形图
②  箱式图
③  散点图
④  线图
【单选题】 统计学上一般把( )的事件称为小概率事件
①  P>0.05
②  P≤0.05
③  P≤0.95
④  P>0.95
【单选题】 均数与标准差适用于:
①  正态分布资料
②  正偏分布
③  负偏分布
④  二项分布
【单选题】 关于假设检验,说法正确的是
①  单侧检验优于双侧检验
②  若P>α,则接受H0犯错误的可能性很小
③  采用配对t检验还是两样本t检验是由试验设计方案所决定的
④  检验水准α只能取0.05
【单选题】 在2×2列联表独立性检验中,无效假设(H0)的正确表达应为
①  μ1≠μ2
②  μ1=μ2
③  两个事件无关联
④  两个事件有关联
【单选题】 四格表的自由度________。
①  1
②  2
③  3
④  4
【单选题】 下列是Poisson分布独有的特征是______。
①  离散型分布
②  参数是总体均数
③  方差等于均数
④  当样本足够大时近似正态
【判断题】 设Xl,X2分别服从以μ1,μ2为均数的Poisson分布,且Xl与X2独立,则X1十X2服从以μ1+μ2为均数的Poisson分布。
①  正确
②  错误