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【单选题】
中性水溶液是指:
A.
pH=7的水溶液
B.
pOH=7的水溶液
C.
pH+pOH=14的水溶液
D.
pH=pOH的水溶液
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参考答案：
举一反三
【简答题】完形填空。 Linda was a few minutes late. Wilson 1 the office when she got there. His secretary told her he 2 back in a few minutes. She 3 sit down and wait for a few minutes in outer office. 'I'll never ge...
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【单选题】政策指导矩阵,是由波士顿2*2延伸出( )的类似矩阵的形式表达。
A.
2*3
B.
3*3
C.
3*2
D.
4*4
查看完整题目与答案
【单选题】政策指导矩阵,是由波士顿2*2延伸出( )的类似矩阵的形式表达
A.
2*3
B.
3*2
C.
3*3
D.
4*4
查看完整题目与答案
【单选题】17.如果想保存网页上的一张图片,正确的操作是( )
A.
直接拖曳图片到收藏夹中
B.
单击“文件”菜单，选择“另存为”命令
C.
单击该图片，选择“图片另存为”命令
D.
右击该图片，在弹出的快捷菜单中选择“图片另存为”命令
查看完整题目与答案
【单选题】第二轮全国土地利用总体规划目标划定的2020年耕地保有量目标是（ ）。
A.
17.05 亿亩
B.
18.05 亿亩
C.
19.05 亿亩
D.
20.05 亿亩
查看完整题目与答案
【简答题】Linda had a high (1)____(fewer/ fever ) at night, and was sent to the hospital. The doctor gave her penicillin and she became better soon. She asked the doctor who had (2)____( discovered/ discounted)...
查看完整题目与答案
【判断题】When Linda told her English class that she was going to write and illustrate her new books,all of them believed she could.
A.
正确
B.
错误
查看完整题目与答案
【判断题】只要将自然点低的汽油组分蒸馏掉,就可以提高汽油的辛烷值。
A.
正确
B.
错误
查看完整题目与答案
【判断题】When Linda told her English class that she was going to write and illustrate her own books, all of them believed she could
A.
正确
B.
错误
查看完整题目与答案
【单选题】疫情期间在超市、单位、街区等公共场所，以下行为正确的是
A.
人与人之间保持 1.5米的距离
B.
扎堆玩耍
C.
.随地吐痰
D.
拒绝佩戴口罩
查看完整题目与答案
相关题目：
【简答题】完形填空。 Linda was a few minutes late. Wilson 1 the office when she got there. His secretary told her he 2 back in a few minutes. She 3 sit down and wait for a few minutes in outer office. 'I'll never ge...
查看完整题目与答案
【单选题】政策指导矩阵,是由波士顿2*2延伸出( )的类似矩阵的形式表达。
A.
2*3
B.
3*3
C.
3*2
D.
4*4
查看完整题目与答案
【单选题】政策指导矩阵,是由波士顿2*2延伸出( )的类似矩阵的形式表达
A.
2*3
B.
3*2
C.
3*3
D.
4*4
查看完整题目与答案
【单选题】17.如果想保存网页上的一张图片,正确的操作是( )
A.
直接拖曳图片到收藏夹中
B.
单击“文件”菜单，选择“另存为”命令
C.
单击该图片，选择“图片另存为”命令
D.
右击该图片，在弹出的快捷菜单中选择“图片另存为”命令
查看完整题目与答案
【单选题】第二轮全国土地利用总体规划目标划定的2020年耕地保有量目标是（ ）。
A.
17.05 亿亩
B.
18.05 亿亩
C.
19.05 亿亩
D.
20.05 亿亩
查看完整题目与答案
【简答题】Linda had a high (1)____(fewer/ fever ) at night, and was sent to the hospital. The doctor gave her penicillin and she became better soon. She asked the doctor who had (2)____( discovered/ discounted)...
查看完整题目与答案
【判断题】When Linda told her English class that she was going to write and illustrate her new books,all of them believed she could.
A.
正确
B.
错误
查看完整题目与答案
【判断题】只要将自然点低的汽油组分蒸馏掉,就可以提高汽油的辛烷值。
A.
正确
B.
错误
查看完整题目与答案
【判断题】When Linda told her English class that she was going to write and illustrate her own books, all of them believed she could
A.
正确
B.
错误
查看完整题目与答案
【单选题】疫情期间在超市、单位、街区等公共场所，以下行为正确的是
A.
人与人之间保持 1.5米的距离
B.
扎堆玩耍
C.
.随地吐痰
D.
拒绝佩戴口罩
查看完整题目与答案
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