【单选题】【消耗次数:1】
Some scientists____________ that flowers open at particular times because their internal clocks tell them to do so.
receive
make
believe
talk
参考答案:
复制
纠错
相关题目
【单选题】 I do not intend to follow that, because we shall have an opportunity to do so on another __________ .
①  A occasion
②  situation
③  condition
④  environment
【单选题】 Did Tom tell you to water the flowers?
①  No. And so did I
②  No. And neither did I
③  He did And so I did
④  He did And so do I
【单选题】 When you make a self-introduction, you can tell what you do for a ______________.
①  job
②  life
③  living
④  taste
【单选题】 There were some ____ flowers on the table.
①  artificial
②  unnatural
③  false
④  unreal
【单选题】 The patients believe that the doctor knows exactly how to put them ___.
①  right
②  correct
③  perfect
④  well
【单选题】 He’s going to [填空] her some flowers.
①  buy
②  bought
③  buying
④  offering
【单选题】 ____ of them knew about the plan because it was a secret.
①  Some
②  Any
③  No one
④  None
【单选题】 When you meet someone who ____ deeply about something, you probably will want to ask them why they do so.?
①  absorbs ?
②  cares ?
③  considers ?
④  minds?
【单选题】 We are interested in the weather because it __________ us so directly --- what we wear, what we do, and even how we feel.
①  benefits
②  affects
③  guides
④  effects
【单选题】 These are certainly beautiful flowers. Thank you so much.
①  No, no. It’s nothing
②  You are welcome.
③  Yes, I agree
④  Yes, I think so, too
随机题目
【单选题】 三个向量共面的充要条件为
①  数量积为0
②  向量积为0
③  混合积为0
④  双重向量积为0
【单选题】 两平面之间不包括以下关系
①  相交
②  平行
③  重合
④  分离
【单选题】 关于双曲面表述不正确的是
①  双曲面分为单叶双曲面和双叶双曲面
②  关于坐标平面不对称
③  关于三条坐标轴对称
④  关于坐标原点对称
【单选题】 以下不是二次曲面的为
①  双曲面
②  椭球面
③  旋转曲面
④  平面
【单选题】 在空间直角坐标系中,坐标平面将空间划分为八个区域,八个区域称为
①  坐标轴
②  坐标原点
③  卦限
④  正方向
【单选题】 若向量a={1,2,3} b={2,3,4},则a与b的数量积为
①  19
②  20
③  21
④  22
【单选题】 任意一个向量的三个方向余弦的平方和为
①  1
②  2
③  3
④  4
【单选题】 三个向量的混合积为
①  向量
②  数量
③  0
④  方向
【单选题】 与一个平面垂直的向量称为该平面的
①  方位向量
②  法向量
③  同向向量
④  共面向量
【单选题】 以下关于向量叙述正确的是
①  只有方向
②  只有大小
③  既有方向又有大小
④  既无方向又无大小