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【单选题】
298K时, (Fe 3+ ,Fe 2+ )=0.771V, (Sn 4+ ,Sn 2+ )=0.150V,反应2Fe 3+ ( )+Sn 2+ ( ) →Sn 4 + ( )+2Fe 2+ ( )的 为( )kJ/molA.
268.7
B.
-177.8
C.
-119.9
D.
119.9
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举一反三
【单选题】I ____ the gift to him as soon as I see him.
A.
give
B.
will give
C.
have given
D.
gave
【单选题】I him all about it as soon as I see him next month.
A.
tell
B.
is telling
C.
told
D.
will tell
【单选题】I never answer his calls and I ignore him every time I see him, hoping that he'd get the _____. [ ]
A.
information
B.
news
C.
message
D.
word
【单选题】I won’t give it to him until I see him .
A.
in person
B.
in personal
C.
personal
D.
in personally
【单选题】I will tell him ___________ I see him.
A.
after soon
B.
soon as
C.
as soon as
D.
till
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