问题补充:
No matter what substance it may be, it is atom.
A. resulted from
B. formed
C. made up of
D. made up with
答案:
A. resulted from
B. formed
(答案→)C. made up of
D. made up with
解析:原句意思是,不管它是什么物质,它构成了原子。result from意思是由 …… 引起form 形成,这里使用了被动语态,所以排除 B ,be made up of 构成made up with 与 ……和解。故选C,最符合题意。