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【单选题】
用铈量法测定铁时,滴定至 50% 时的电位是 ( ) (已知 Eθ’Ce4 + / Ce3 + =1.44v , Eθ’Fe3 + / Fe2 + =0.68v )A.
1.44V
B.
1.06V
C.
0.86V
D.
0.68V
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举一反三
【单选题】I work at I-Travel. I love to meet people.
A.
Ana Pedroso
B.
Kate Taylor
C.
Emi Okado
D.
Laura Arnello
【单选题】Please select the part that need not be read. 1.(A) Although I live in Beijing, (B)I often travel around China to see historical sites and museums and love trying local dishes.
A.
(A) Although I live in Beijing,
B.
(B)I often travel around China to see historical sites and museums and love trying local dishes.
【简答题】组织施工的基本方式有哪几种?各施工方式的特点?
【简答题】某文件的权限为:d-rw-_r--_r--,用数值形式表示该权限_________,该文件是___________类型的文件。
【简答题】I ____ love to travel round the world if I had chance.
【单选题】Why does the woman love to travel?
A.
Because of her love of experiences.
B.
Because of her love of the world.
C.
Because of her love of people.
D.
Because of her love of different cultures.
【简答题】I love going out with friends (travel) ___________.
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