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【单选题】
下列物质因水解而显碱性的是( )
A.
Na 2 SO 4
B.
(NH 4 ) 2 SO 4
C.
NaHCO 3
D.
NaNO 3
E.
以上物质都不显碱性
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参考答案：
举一反三
【简答题】Without realizing it, I had found myself at the _______ of the college admissions scandal.
查看完整题目与答案
【单选题】The governor had to _______ from office because of the scandal.
A.
resign
B.
remove
C.
retreat
D.
retire
查看完整题目与答案
【单选题】The scandal had a bad effect_________his career.
A.
on
B.
of
C.
in
D.
at
查看完整题目与答案
【判断题】同一患者骨髓涂片,染色、观察部位等不同,细胞形态相差较大。
A.
正确
B.
错误
查看完整题目与答案
【单选题】After the Watergate scandal, Nixon’s political career had come to a __________.
A.
cease
B.
halt
C.
phase
D.
suspense
查看完整题目与答案
【单选题】The working condition of the sailors was very hard.
A.
They often had to set the sails in bad weather.
B.
So they had less courage.
C.
They were happy to be swept overboard in a strong wind.
D.
A 70-day-journey across the Atlantic was their happiest thing.
查看完整题目与答案
【单选题】光纤由里至外分别是( ) 。
A.
缆芯、涂覆层、屏蔽层
B.
纤芯、包层、涂覆层
C.
缆芯、屏蔽层、外护层
D.
纤芯、涂覆层、外护层
查看完整题目与答案
【单选题】电动往复泵排出阀未开就启动的后果不可能是 。
A.
发生“气穴”现象
B.
安全阀起跳不及时,阀箱盖等被高压破坏
C.
往复泵安全阀起跳
查看完整题目与答案
【单选题】He had to withdraw from the presidential race because of the scandal.
A.
quit
B.
retreat from
C.
depart from
D.
flee
查看完整题目与答案
【单选题】The president had a ______ that he was safe from such a scandal.
A.
demon
B.
delusion
C.
downright
D.
dumb
查看完整题目与答案
相关题目：
【简答题】Without realizing it, I had found myself at the _______ of the college admissions scandal.
查看完整题目与答案
【单选题】The governor had to _______ from office because of the scandal.
A.
resign
B.
remove
C.
retreat
D.
retire
查看完整题目与答案
【单选题】The scandal had a bad effect_________his career.
A.
on
B.
of
C.
in
D.
at
查看完整题目与答案
【判断题】同一患者骨髓涂片,染色、观察部位等不同,细胞形态相差较大。
A.
正确
B.
错误
查看完整题目与答案
【单选题】After the Watergate scandal, Nixon’s political career had come to a __________.
A.
cease
B.
halt
C.
phase
D.
suspense
查看完整题目与答案
【单选题】The working condition of the sailors was very hard.
A.
They often had to set the sails in bad weather.
B.
So they had less courage.
C.
They were happy to be swept overboard in a strong wind.
D.
A 70-day-journey across the Atlantic was their happiest thing.
查看完整题目与答案
【单选题】光纤由里至外分别是( ) 。
A.
缆芯、涂覆层、屏蔽层
B.
纤芯、包层、涂覆层
C.
缆芯、屏蔽层、外护层
D.
纤芯、涂覆层、外护层
查看完整题目与答案
【单选题】电动往复泵排出阀未开就启动的后果不可能是 。
A.
发生“气穴”现象
B.
安全阀起跳不及时,阀箱盖等被高压破坏
C.
往复泵安全阀起跳
查看完整题目与答案
【单选题】He had to withdraw from the presidential race because of the scandal.
A.
quit
B.
retreat from
C.
depart from
D.
flee
查看完整题目与答案
【单选题】The president had a ______ that he was safe from such a scandal.
A.
demon
B.
delusion
C.
downright
D.
dumb
查看完整题目与答案
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