北语21春《概率论与数理统计》作业4[免费答案]
C.1-cosk D.1-sink 2.一袋中装有10个相同大小的球,7个红的,3个白的。设试验E为在袋中摸2个球,观察球的颜色。试问下列事件哪些不是基本事件( ) A.{一红一白} B.{两个都是红的} C.{两个都是白的} D
北语21春《阅读(II)》作业2[免费答案]
试卷总分:100 得分:100 一、单选题 (共 20 道试题,共 100 分) 1.Two basic models of parental influence emerge from all this competition and variety,however.One, loosely based on Freudian ideas,has presented an image of the vulnerable child:
北语21春《阅读(II)》作业1[免费答案]
试卷总分:100 得分:100 一、单选题 (共 20 道试题,共 100 分) 1.Most Americans think that ice cream is as American as baseball and applepie.But ice cream was known long before American was discovered.The Roman emperor Nero may have made a k
北语21春《综合英语(II)》作业4[免费答案]
21春《综合英语(II)》作业4题目 试卷总分:100 得分:100 一、单选题 (共 25 道试题,共 100 分) 1.Its ___everyone to decide what is right for themselves. A.for B.of C.up to D.up 2.Sade leapt to fame with the ___ of her debut sing
北语21春《综合英语(II)》作业3[免费答案]
21春《综合英语(II)》作业3题目 试卷总分:100 得分:100 一、单选题 (共 25 道试题,共 100 分) 1.Since the beginning of history, people have___ travel. A.dreamed B.dreamed for C.dreamed of D.dreamed with 2.The river is the kind
北语21春《综合英语(II)》作业2[免费答案]
21春《综合英语(II)》作业2题目 试卷总分:100 得分:100 一、单选题 (共 25 道试题,共 100 分) 1.Since the beginning of history, people have hoped for___ travel. A.mutualplanetary B.interplanetary C.crossplanetary D.betweenplane
北语21春《综合英语(II)》作业1[免费答案]
21春《综合英语(II)》作业1题目 试卷总分:100 得分:100 一、单选题 (共 25 道试题,共 100 分) 1.As I ___ this all-encompassing beauty, I thought of Emersons comments about the stars. A.marveled B.marveled at C.was marveled D.wa
北语21春《听说(II)》作业4[免费答案]
21春《听说(II)》作业4题目 试卷总分:100 得分:100 一、单选题 (共 20 道试题,共 100 分) 1.第四次作业问题7 A.More than an hour and a half. B.Not more than half an hour. C.More than two hours. D.Less than an hour and a hal
北语21春《听说(II)》作业3[免费答案]
21春《听说(II)》作业3题目 试卷总分:100 得分:100 一、单选题 (共 20 道试题,共 100 分) 1.第三次作业问题3 A.To make the woman angry. B.David is the mans good friend. C.To please the mans mother. D.David is good at carryi
北语21春《听说(II)》作业2[免费答案]
21春《听说(II)》作业2题目 试卷总分:100 得分:100 一、单选题 (共 20 道试题,共 100 分) 1.第二次作业问题11 A.In about 20 years. B.Within a week. C.In a couple of weeks. D.As early as possible. 2.第二次作业问题8 A.
北语21春《听说(II)》作业1[免费答案]
21春《听说(II)》作业1题目 试卷总分:100 得分:100 一、单选题 (共 20 道试题,共 100 分) 1.第一次作业问题12 A.He must work six days a week. B.He should never be late for work. C.He must study hard in his spare time. D.He
北语21春《英语语法》作业4[免费答案]
21春《英语语法》作业4题目 试卷总分:100 得分:100 一、单选题 (共 20 道试题,共 100 分) 1.When he was alive, the old scientist used to say that knowledge ______ from practice and he gained his experience by doing a lot of practic
北语21春《英语语法》作业3[免费答案]
21春《英语语法》作业3题目 试卷总分:100 得分:100 一、单选题 (共 20 道试题,共 100 分) 1.Where are you going for your holiday? ___ I havent decided yet. I go to English. A.can B.may C.must D.ought to 2.____? I think China is a g
北语21春《英语语法》作业2[免费答案]
21春《英语语法》作业2题目 试卷总分:100 得分:100 一、单选题 (共 20 道试题,共 100 分) 1.The performance of the host, _____ to please the audience and draw their attention, was greeted with a cold silence, however. A.had intende
北语21春《英语语法》作业1[免费答案]
21春《英语语法》作业1题目 试卷总分:100 得分:100 一、单选题 (共 20 道试题,共 100 分) 1.The boss ____ department Ms King worked ten years ago look down upon women. A.in which B.in that C.in whose D.whose 2.I used to drink a lot
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