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【单选题】
下列四种化合物亚甲基的相对酸性顺序为:
A.
Ⅰ>Ⅱ>Ⅲ>Ⅳ
B.
Ⅱ>Ⅳ>Ⅰ>Ⅲ
C.
Ⅰ>Ⅱ>Ⅳ>Ⅲ
D.
Ⅳ>Ⅱ>Ⅰ>Ⅲ
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参考答案:
举一反三
【单选题】She was one of the leading writers in her age.
A.
successful
B.
major
C.
outstanding
D.
musical
【单选题】电压互感器副边的额定电压一般为()伏
A.
10
B.
50
C.
100
D.
200
【单选题】( )电压互感器副边的额定电压一般为________伏。
A.
10.0
B.
50.0
C.
100.0
D.
200.0
【单选题】A.Because she loves the leading actors,B.Because it can help her learn English.##
A.
Because she loves the leading actors,
B.
Because it can help her learn English.
C.
Because she can learn how to act.
D.
Because it teaches her lessons about life.
【单选题】氧气、乙炔气、液化石油气的专用减压器,( )互相使用和替用。
A.
可以
B.
应该
C.
禁止
D.
好像可以
【单选题】She was one of the leading writers in her age.
A.
successful
B.
maior
C.
outstanding
D.
musical
【单选题】氧气、乙炔气、液化石油气的专用减压器,( )互相使用和替用。
A.
可以
B.
应该
C.
禁止
【单选题】现行行政公文格式中,以下属于主体部分的项目是()
A.
发文字号
B.
成文日期
C.
并发日期
D.
题注
【单选题】I wonder what will become of my daughter._____ endless homework, she also bears other leading loads such as revision and recitation. [     ]
A.
With
B.
  As well as
C.
Except
D.
Rather than
【单选题】What is NOT true about Sue Divine?
A.
She played the leading role in this film.
B.
She took a break from Hollywood for 5 years.
C.
Richard Murray is well matched with her.
D.
Her acting was simply superb.
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