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【单选题】
配合物[Pt(NH 3 ) 2 Cl 4 ]的中心原子的氧化数为（ ）A.
+1
B.
+2
C.
+3
D.
+4
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反馈参考答案：
举一反三
【单选题】下列有关电位与电压的说法，错误的是______。
A.
某点电位是该点到零电位参考点之间的电压
B.
两点间电压即两点间电位差，与零电位参考点无关
C.
电位就是电压
D.
电位与电压的单位相同
【简答题】What is the probable relationship between the speakers? A. Fellow-travelers. B. Colleagues. C. Classmates.
【简答题】利用网络资源找一找奇瑞QQ的故事,通过故事,结合营销观念谈谈奇瑞QQ成功的关键。
【单选题】According to Brian, people working in a team feel
A.
more responsible towards their colleagues
B.
as if they are achieving more
C.
that they are rewarded more for their work
【简答题】Before moving through to the departure lounge, Ann wants to buy some whisky for a colleague.
【单选题】Why does lan think he was successful in his first job?
A.
He communicated well with colleagues.
B.
He found a new way of doing things.
C.
He worked extremely hard.
【单选题】What, in the writer's opinion, happens to a scholar who shares his ideas with his colleagues?
A.
He gains recognition for his achievements.
B.
He attracts large numbers of students.
C.
He risks his ideas being stolen.
D.
He is considered slightly mad.
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