【单选题】If a mother doesn' t love her child, she will not have a mother' s intuition.
【判断题】2016年教育部颁布的《普通高等学校学生管理规定》明确,在校大学生可以结婚。
【单选题】_________ computer games made his mother worried.
A.
That the child was addicted to play
B.
The child’s being addicted to playing
C.
The child’s being addicted to play
D.
What the child addicted to playing
【简答题】2016年教育部颁布的《普通高等学校学生管理规定》明确,在校大学生可以结婚。
【单选题】卤族元素及其化合物与社会、生活关系密切。下列有关说法不正确的是( )
【单选题】What is the correlation between the mother's age and the time when the child develops insulin-dependent diabetes?
A.
The younger the mother, the earlier the start of diabetes in the child.
B.
The older the mother, the earlier the start of diabetes in the child.
C.
The older the mother, the later the start of diabetes in the child.
D.
The mother's age has little to do with the time when the child develops insulin-dependent diabetes.
【单选题】下列有关卤代烃的叙述正确的是( )
B.
氯乙烯只有一种结构,而1,2-二氯乙烯有两种结构
C.
检验溴乙烷中的溴元素可将其与过量NaOH水溶液共热充分反应后,再滴入AgNO溶液,可观察到浅黄色沉淀生成
D.
溴乙烷与NaOH的乙醇溶液共热发生灌去反应时,乙醇的作用是催化剂
【单选题】_____ made his mother worried. [ ]
A.
The child was addicted to playing computer games
B.
The child's being addicted to playing computer games
C.
The child's being addicted to play computer games
D.
The child addicted to play computer games
【单选题】下列关于卤素互化物 XXn' 的说法不正确的是( )
A.
n =1,3,5,7, 电负性较小的卤素写在前面
【单选题】卤素单质及化合物在许多性质上都存在着递变规律。下列有关说法正确的是
A.
卤化银的颜色按AgCl、AgBr、AgI 的顺序依次加深
B.
卤化氢的键长按H—F、H—C1、H—Br、H—I的顺序依次减小
C.
卤化氢的还原性按HF、HCl、HBr、HI的顺序依次减弱
D.
卤素单质与氢气化合按F2、Cl2、Br2、I2的顺序由难变易