相关Theypreparedman的文学知识

Theypreparedman-maderubberasa(n)

Theypreparedman-maderubberasa(n)

问题详情:Theypreparedman-maderubberasa(n)_________forthenaturalrubberthattheycouldnolongerobtain.A.preference       B.assistant      C.substitute     D.exchange【回答】C知识点:名词题型...