【单选题】【消耗次数:1】
[] has been made clear to all of us, none of you are to come late to class from today on.
It
As
What
Which
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相关题目
【单选题】 It is the ability to do the work ___ matters not where you come from or what you are.
①  one
②  that
③  what
④  it
【单选题】 It is the ability to do the job_____ matters, not where you come from or what you are.
①  one
②  that
③  what
④  if
【单选题】 The game was fixed for today but it has been____ for a week.
①  transfered
②  delayed
③  translated
④  postponed
【单选题】 You never told us why you were one hour late for the last meeting, ____?
①  weren’t you
②  didn’t you
③  have you
④  did you
【单选题】 Can you come over for dinner with us?
①  I’d like to but I have a meeting tonight
②  It doesn’t matter
③  No, I don’t like
④  Oh, that sounds well
【单选题】 It may only be through repeated experiments _______ a baby will come to accept the idea _______ other people can have different views from what he or she has.
①  how;which
②  how;that
③  that;that
④  which;which
【单选题】 ____ you know, David has been well lately.
①  Which
②  As
③  What
④  When
【单选题】 Its ( ) that he has been away from home.
①  evident
②  important
③  genuine
④  alternative
【单选题】 We were all surprised when he made it clear that he _____________office soon.
①  leaves
②  would leave
③  left
④  had left
【单选题】 A: Could you put the books on bookshelves, please? B: Of course. [填空] A: Thats all. Everything else has been done.
①  Its a pleasure to help.
②  Is that all?
③  Im free now.
④  How should I do it?
随机题目
【单选题】 PCR技术的本质是
①  核酸杂交技术
②  核酸扩增技术
③  核酸重组技术
④  核酸变性技术
⑤  核酸连接技术
【单选题】 移液的速度原则是:
①  慢吸快打
②  快吸慢打
③  快吸快打
④  慢吸慢打
【单选题】 反向吸液的方法是
①  二档吸,一档吹
②  一档吸,二档吹
③  一档吸,一档吹
④  二档吸,二档吹
【单选题】 琼脂扩散试验是在什么基质中进行的?
①  0.5%
②  1%
③  5%
④  10%
【单选题】 有关倒平板的操作错误的是
①  将灭菌的培养皿放在火焰旁的桌面上
②  使打开的锥形瓶口迅速通过火焰
③  将灭菌的培养皿靠近酒精灯火焰
④  将靠近酒精灯火焰的培养皿打开一个小口
【单选题】 GF鸡胚是指
①  无特定病原菌鸡胚
②  无菌鸡胚
③  普通鸡胚
【单选题】 吸液时,移液器与桌面的角度为:
①  倾斜
②  垂直
【单选题】 牛布氏杆菌病平板凝集试验检疫时,常用的样本是
①  血清
②  血浆
③  全血
【单选题】 大肠杆菌在麦康凯琼脂培养基上形成菌落的颜色是?
①  红色
②  无色
③  紫黑色
【单选题】 血凝抑制试验的加样顺序是
①  PBS液--被检血清--4单位病毒--1%红细胞悬液
②  1%红细胞悬液--PBS液--被检血清--4单位病毒
③  4单位病毒--1%红细胞悬液--PBS液--被检血清
④  被检血清--4单位病毒--1%红细胞悬液--PBS液