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【单选题】
气体灭火系统保护的防护区当两个或两个以上防护区采用组合分配系统时，一个组合分配系统所保护的防护区不应超过________个。
A.
7
B.
10
C.
8
D.
30
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参考答案：
举一反三
【单选题】下列关于课文的表述有错误的一项是()
A.
《归园田居》中“狗吠深巷中，鸡鸣桑树巅”描绘了农村嘈杂的场景，暗寓作者的厌恶之情。
B.
《琵琶行》中作者得知琵琶女的境遇，感慨自己和琵琶女“同是天涯沦落人”。
C.
《赤壁赋》无论写景、抒情，还是说理，都紧扣清风、明月、江水等特定情景，使情、景、理三者融为一体。
D.
《虞美人》中最后两句“问君能有几多愁？恰似一江春水向东流”为千古名句。
查看完整题目与答案
【单选题】It’s not unusual for teenagers to go through a _____ when they feel ashamed of their parents, afraid that they might not be able to live up to their friends’ standards.
A.
phrase
B.
phase
C.
term
查看完整题目与答案
【单选题】国内生产总值中的最终产品是指
A.
有形的产品
B.
无形的产品
C.
既包括有形的产品，也包括无形的产品
D.
自产的可用的农产品
查看完整题目与答案
【简答题】已知(Fe3+/Fe2+)=0.68V,(Ce4+/Ce3+)=1.44V,则在1mol/L H2SO4溶液中用0.1000 mol/L Ce4+滴定0.1000 mol/L Fe2+,当滴定分数为0.5时的电位为 ,化学计量点电位为 ,电位突跃范围是
查看完整题目与答案
【简答题】It’s not unusual for agers to go through a(n) ___ when they feel ashamed of their parents, afraid that they might not live up to their friends’ standards.
查看完整题目与答案
【单选题】It’s not unusual for teenagers to go through a _____ when they feel ashamed of their parents, afraid that they might not live up to their friends’ standards.
A.
time
B.
situation
C.
change
D.
phase
查看完整题目与答案
【单选题】It’s not unusual for teenagers to go through a ________ when they feel ashamed of their parents.
A.
concession
B.
recession
C.
status
D.
phase
查看完整题目与答案
【单选题】It’s not unusual for teenagers to go through a _____ when they feel ashamed of their parents, afraid that they might not be able to live up to their friends’ standards.
A.
phrase
B.
phase
C.
phrasal
D.
paraphrase
查看完整题目与答案
【单选题】It’s not unusual for workers in that region ____.
A.
to pay late more than a month
B.
to be paid later than a month
C.
to be paid more than a month late
D.
to pay later than a month
查看完整题目与答案
【单选题】当直径为1Omm的II级钢筋采用双面搭接焊时,钢筋焊缝的高度应为( ) mm。
A.
3
B.
4
C.
5
D.
6
查看完整题目与答案
相关题目：
【单选题】下列关于课文的表述有错误的一项是()
A.
《归园田居》中“狗吠深巷中，鸡鸣桑树巅”描绘了农村嘈杂的场景，暗寓作者的厌恶之情。
B.
《琵琶行》中作者得知琵琶女的境遇，感慨自己和琵琶女“同是天涯沦落人”。
C.
《赤壁赋》无论写景、抒情，还是说理，都紧扣清风、明月、江水等特定情景，使情、景、理三者融为一体。
D.
《虞美人》中最后两句“问君能有几多愁？恰似一江春水向东流”为千古名句。
查看完整题目与答案
【单选题】It’s not unusual for teenagers to go through a _____ when they feel ashamed of their parents, afraid that they might not be able to live up to their friends’ standards.
A.
phrase
B.
phase
C.
term
查看完整题目与答案
【单选题】国内生产总值中的最终产品是指
A.
有形的产品
B.
无形的产品
C.
既包括有形的产品，也包括无形的产品
D.
自产的可用的农产品
查看完整题目与答案
【简答题】已知(Fe3+/Fe2+)=0.68V,(Ce4+/Ce3+)=1.44V,则在1mol/L H2SO4溶液中用0.1000 mol/L Ce4+滴定0.1000 mol/L Fe2+,当滴定分数为0.5时的电位为 ,化学计量点电位为 ,电位突跃范围是
查看完整题目与答案
【简答题】It’s not unusual for agers to go through a(n) ___ when they feel ashamed of their parents, afraid that they might not live up to their friends’ standards.
查看完整题目与答案
【单选题】It’s not unusual for teenagers to go through a _____ when they feel ashamed of their parents, afraid that they might not live up to their friends’ standards.
A.
time
B.
situation
C.
change
D.
phase
查看完整题目与答案
【单选题】It’s not unusual for teenagers to go through a ________ when they feel ashamed of their parents.
A.
concession
B.
recession
C.
status
D.
phase
查看完整题目与答案
【单选题】It’s not unusual for teenagers to go through a _____ when they feel ashamed of their parents, afraid that they might not be able to live up to their friends’ standards.
A.
phrase
B.
phase
C.
phrasal
D.
paraphrase
查看完整题目与答案
【单选题】It’s not unusual for workers in that region ____.
A.
to pay late more than a month
B.
to be paid later than a month
C.
to be paid more than a month late
D.
to pay later than a month
查看完整题目与答案
【单选题】当直径为1Omm的II级钢筋采用双面搭接焊时,钢筋焊缝的高度应为( ) mm。
A.
3
B.
4
C.
5
D.
6
查看完整题目与答案
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