自考笔果题库-百万自考生的选择【官网】

【填句补文】“Geochemists just want an intuitive sense of what’s going on with the elements,” says Albert Galy from the University of Cambridge ________.

A

An earth scientist has rejigged the periodic table(元素周期表)to make chemistry simpler to teach to students.

B

The traditional periodic table was well drawn.

C

“I imagine contour lines would be good for undergraduates.”

D

But he has added contour lines to charge density, helping to explain which ions react with which.

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