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【多选题】
用莫尔法测定溶液中C1-含量,下列说法正确的是()A.
标准滴定溶液是AgNO3溶液
B.
指示剂为铬酸钾
C.
AgCl的溶解度比Ag2CrO4的溶解度小,因而终点时Ag2CrO4(砖红色)转变为AgCl(白色)
D.
n(Cl-)=n(Ag+)
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举一反三
【单选题】When he heard he was admitted to Tsinghua University,he jumped with _______. [ ]
A.
thrill
B.
fright
C.
surprise
D.
terror
【单选题】He admitted, with a ________________ frown, that he didn’t understand a word of the speech.
A.
puzzled
B.
puzzling
【单选题】____ all kinds of knowledge ,he was admitted to a key university.
A.
Equipped with
B.
Having equipped for
C.
Armed for
D.
Having armed with
【单选题】A client is admitted with a diagnosis of delusions of grandeur. This diagnosis reflects the client has a belief that he is
A.
highly important or famous.
B.
being persecuted.
C.
connected to events unrelated to himself.
D.
responsible for the evil in the world.
【单选题】_____, I believe, and you will find Tom is very outgoing. [ ]
A.
Having a talk with the student
B.
Given a talk with the student
C.
If you have a talk with the student
D.
Once talk with the student
【单选题】Give me an undisturbed hour and I’ll see the work Tom ___ unfinished.
A.
will leave
B.
is leaving
C.
has left
D.
had left
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