25.After studying chemistry for years, I can only say I have general knowledge of this su

发布时间：2020-08-15 02:43:32


25.After studying chemistry for years, I can only say I have      general knowledge of this subject.
A. /
B. a little
C. a
D. Some

网友回答

A. /
B. a little
(答案→)C. a
D. Some
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