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【多选题】
共价键最可能存在于 ( )A.
金属原子之间
B.
非金属原子之间
C.
电负性相差很大的元素原子之间
D.
电负性相差不大的元素原子之间
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反馈参考答案：
举一反三
【简答题】How many different scales can advertising be divided into?
【简答题】A．How private languages are developed. B．How different languages are related. C．How people create their languages. D．How children learn to use language.
【单选题】Different cultures have different__concerning how far apart people should stand when communicating with each other.
A.
conclusion
B.
commitment
C.
customs
D.
communications
【简答题】How many different forms of communication are mentioned in the passage?
【单选题】How extraordinarily different, again, are the attitudes of different people to their fellow men! One man, in the course of a long train journey, will fail entirely to observe any of his fellow travele...
A.
The attitudes of different people toward others are very strangely different.
B.
Some people are much interested in conversing on the same topics in the course of a long train journey.
C.
The attitudes of some people are to develop a friendly feeling toward those with whom they come into contact.
D.
Some people have keen interest in whatever they see and whomever they make the acquaintance of.
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