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【单选题】
What does the report suggest?A.
There must be a trade war between the two countries.
B.
There can ’ t be a trade war between the two countries.
C.
There mustn ’ t be a trade war between the two countries.
D.
There might not be a trade war between the two countries.
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举一反三
【单选题】05 mol/L SnCl 2 溶液 10 mL 与 0.10 mol/L FeCl 3 溶液 20 mL 相混合 , 平衡时体系的电位是 ( ) [ 已知此条件时 (Fe 3+ /Fe 2+ )= 0.68 V, (Sn 4+ /Sn 2+ )= 0.14 V]
A.
0.14 V
B.
0.32 V
C.
0.50 V
D.
0.68 V
【单选题】—What happened to him? He promised to come by 9, but it’s now almost 8:50. —Don’t worry. He is always _____. [ ]
A.
punctual
B.
reasonable
C.
controversial
D.
accurate
【单选题】M： Jeff's got a lot of good ideas. Do you think he is willing to come to the meeting? W： Oh, I think he'd be glad to come, but what's difficult is getting the guy to speak before a large crowd. Q： Wha...
A.
He is a person difficult to deal with.
B.
He dislikes any formal gathering.
C.
He is unwilling to speak in public.
D.
He often keeps a distance from others.
【单选题】05 mol/L SnCl 2 溶液 10 mL 与 0.10 mol/L FeCl 3 溶液 20 mL 相混合 , 平衡时体系的电位是 -----( ) Eθ’(Fe3+/Fe2+)= 0.68V ; Eθ=(Sn4+/Sn2+)= 0.15 V
A.
0.14 V
B.
0.32 V
C.
0.50 V
D.
0.68 V
【单选题】05 mol·L-1 SnCl2溶液 10 mL 与 0.10 mol·L-1 FeCl3溶液 20 mL 相混合, 平衡时体系的电位是 ( )。
A.
0.14V
B.
0.32V
C.
0.50V
D.
0.68V
【简答题】单词句阶段的特点有：1.单音重叠；2. ；3.
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