I guess the whole paper has to be rewritten; only the first few paragraphs may be _______.

精华吧→答案→知到智慧树→未分类

I guess the whole paper has to be rewritten; only the first few paragraphs may be _______.

A.maintained

B.retained

C.sustained

D.contained

正确答案：B

Tag：核心词汇讲堂时间：2021-12-04 14:46:12