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【单选题】
2010年4月我国玉树发生地震灾害，假如你是卫生防疫人员，为配制0．01mol·L - 1 的KMnO 4 消毒液，下列操作导致所配溶液浓度偏高的是A.
称量时，高，右盘低
B.
俯视容量瓶刻度线
C.
原容量瓶洗净后为干燥
D.
摇匀后见液面下降，再加水至刻度线
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皮皮学刷刷变学霸
举一反三
【单选题】Saul Bellow became a naturalized US citizen in _____.
A.
1939
B.
1940
C.
1941
D.
1945
【单选题】Which of the following is NOT written by Saul Bellow?
A.
Dangling Man.
B.
The Assistant.
C.
Herzog.
D.
Henderson the Rain King.
【单选题】Mary is the only one of the girls who _____ often late for school.
A.
is
B.
are
C.
comes
D.
get
【简答题】Mary is the only one of the team members____________to be transferred. A.who is going B.who are going C.who have been going D.who has been going
【简答题】c语言作业2c.doc
相关题目：
【单选题】Mary is the only one of the girls who _____ often late for school.
A.
is
B.
are
C.
comes
D.
get