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【多选题】
下列有关莫尔法操作中的叙述，哪些是错误的( )。
A.
指示剂K2CrO4的用量应当大些
B.
被测卤素离子的浓度不应太小
C.
沉淀的吸附现象，通过振摇应当可以减免
D.
滴定反应在中性或弱碱性条件下进行
E.
此法最适宜于测定碘离子
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【多选题】实行民族区域自治的优越性主要有( )。
A.
有利于国家的繁荣和社会的进步
B.
有利于保障少数民族政治上的平等地位和平等权利 有
C.
利于建立和发展平等、团结、互助的社会主义新型民族关系
D.
有利于调动少数民族的积极性，推动民族地区经济、文化等各项事业的发展
E.
有利于巩固祖国的统一
查看完整题目与答案
【简答题】What kind of bed-sheet is popular in Vancouver? Bed-sheets made of ______.
查看完整题目与答案
【单选题】The dog is missing. He shouldn't have let the dog go out of the house alone. The possible meaning of the sentence is:
A.
He is being praised for having let the dog go out of the house alone.
B.
He is being asked to let the dog go out of the house alone.
C.
He is being blamed for having let the dog go out of the house alone.
D.
He is being expected to find the dog that has gone out of the house alone.
查看完整题目与答案
【单选题】听力原文：(A) The boy on the right slaps the dog with the hands. (B) The dog is barking at the kids. (C) The girl is holding the dog round its neck. (D) The boy on the left is trying to touch the dog.
A.
B.
C.
查看完整题目与答案
【单选题】We can see ________in the room．
A.
one bed
B.
two beds
C.
Lucy's bed
D.
Lily's bed
查看完整题目与答案
【多选题】实行民族区域自治的优越性主要有（）。
A.
有利于国家的繁荣和社会的进步
B.
有利于保障少数民族政治上的平等地位和平等权利
C.
有利于建立和发展平等、团结、互助的社会主义新型民族关系
D.
有利于调动少数民族的积极性，推动民族地区经济、文化等各项事业的发展
E.
有利于巩固祖国的统一
查看完整题目与答案
【单选题】Finally the dog realized the dog in the water was actually his own reflection.
A.
真
B.
False
查看完整题目与答案
【单选题】What did the man do? A. He hit the dog. B. He hid the dog.
A.
He hit the dog
B.
He hid the dog.
查看完整题目与答案
【单选题】The dog is missing. He shouldn’t have let the dog go out of the house alone. The possible meaning of the house is _______.
A.
He is being praised for having let the dog go out of the house alone.
B.
He is being asked to let the dog go out of the house alone .
C.
He is being blamed for having let the dog go out of the house alone .
D.
He is being expected to find the dog that has gone out the house alone.
查看完整题目与答案
【单选题】—Where are my rulers?   — _________ [     ]
A.
No, they aren't on the bed.
B.
Yes, they are on the bed.
C.
It's under the bed.
D.
I don't know. Are they on the bed?
查看完整题目与答案
相关题目：
【多选题】实行民族区域自治的优越性主要有( )。
A.
有利于国家的繁荣和社会的进步
B.
有利于保障少数民族政治上的平等地位和平等权利 有
C.
利于建立和发展平等、团结、互助的社会主义新型民族关系
D.
有利于调动少数民族的积极性，推动民族地区经济、文化等各项事业的发展
E.
有利于巩固祖国的统一
查看完整题目与答案
【简答题】What kind of bed-sheet is popular in Vancouver? Bed-sheets made of ______.
查看完整题目与答案
【单选题】The dog is missing. He shouldn't have let the dog go out of the house alone. The possible meaning of the sentence is:
A.
He is being praised for having let the dog go out of the house alone.
B.
He is being asked to let the dog go out of the house alone.
C.
He is being blamed for having let the dog go out of the house alone.
D.
He is being expected to find the dog that has gone out of the house alone.
查看完整题目与答案
【单选题】听力原文：(A) The boy on the right slaps the dog with the hands. (B) The dog is barking at the kids. (C) The girl is holding the dog round its neck. (D) The boy on the left is trying to touch the dog.
A.
B.
C.
查看完整题目与答案
【单选题】We can see ________in the room．
A.
one bed
B.
two beds
C.
Lucy's bed
D.
Lily's bed
查看完整题目与答案
【多选题】实行民族区域自治的优越性主要有（）。
A.
有利于国家的繁荣和社会的进步
B.
有利于保障少数民族政治上的平等地位和平等权利
C.
有利于建立和发展平等、团结、互助的社会主义新型民族关系
D.
有利于调动少数民族的积极性，推动民族地区经济、文化等各项事业的发展
E.
有利于巩固祖国的统一
查看完整题目与答案
【单选题】Finally the dog realized the dog in the water was actually his own reflection.
A.
真
B.
False
查看完整题目与答案
【单选题】What did the man do? A. He hit the dog. B. He hid the dog.
A.
He hit the dog
B.
He hid the dog.
查看完整题目与答案
【单选题】The dog is missing. He shouldn’t have let the dog go out of the house alone. The possible meaning of the house is _______.
A.
He is being praised for having let the dog go out of the house alone.
B.
He is being asked to let the dog go out of the house alone .
C.
He is being blamed for having let the dog go out of the house alone .
D.
He is being expected to find the dog that has gone out the house alone.
查看完整题目与答案
【单选题】—Where are my rulers?   — _________ [     ]
A.
No, they aren't on the bed.
B.
Yes, they are on the bed.
C.
It's under the bed.
D.
I don't know. Are they on the bed?
查看完整题目与答案