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【单选题】
某现有原电池( - ) A │A 2+ (0.1 mol · dm -3 ) ║B 2+ (0.01 mol · dm -3 ) │B (+) 的电动势为 0.27V ,则该电池的标准电动势为A.
0.24V
B.
0.27V
C.
0.30V
D.
0.33V
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举一反三
【单选题】---Could you please tell us about the activities in your school right now? --- All right. I _____ to that.
A.
come
B.
have come
C.
am coming
D.
came
【单选题】下列关于施工质量控制的说法，错误的是（）。
A.
施工准备质量控制是指工程项目决策阶段的施工准备
B.
施工准备质量属于工作质量范畴
C.
施工过程的质量控制的内涵包括全过程施工生产及其中各分部分项工程的施工作业过程
D.
施工验收质量控制是指对工程产品质量控制
【单选题】两台同容量同步发电机并联运行后,为保证当负荷变动时电网频率变化不太大且发电机功率分配稳定,两发电机调速器的调差系数应 ______ ,一般在 ______ 范围内为宜。
A.
接近相等； 5%
B.
不相等；相差 2%
C.
不相等；相差 3%
D.
完全相等； 5% ～ 10%
【单选题】在小组设计中,确定小组干预的需要改变的行为是( )。 prefix="o" ns="urn:schemas-microsoft-com:office:office" ?xml:namespace>
A.
基线数据
B.
基线行为
C.
目标行为
D.
前测
【单选题】No one could tell us anything about the______strangers.
A.
conscious
B.
mysterious
C.
serious
D.
previous
【单选题】Peter: ______ Diane: No, not all memories are correct, but they all tell us something about the person who is doing the remembering. The memory may tell us what the person likes or dislikes, what he o...
A.
Are all memories accurate? What kind of things are easier for people to remember?
B.
Are there different kinds of memory? What makes it easier for people to remember certain things?
C.
What makes it easier for people to remember certain things? Are all memories accurate?
D.
What aspects of brain biology interest you? Are all memories accurate?
【单选题】What does the passage tell us about gun dogs?
A.
They are the fastest runners of all dogs.
B.
Their teeth are removed when they are young.
C.
They can carry birds, etc. without hurting them.
D.
They breed well, producing many young dogs.
【单选题】How many liaisons of sound are there in the sentence 'Tell us all about it'?
A.
one
B.
two
C.
three
D.
four
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