The writer of an article selects ten out of fifty available facts (Para. 2) because______.

外语类 公共英语 已帮助 人

The writer of an article selects ten out of fifty available facts (Para. 2) because______.

A.space is limited

B.he has to be objective

C.the subject is not important

D.he wants to simplify a complex story

热搜:n维列向量组a1,an-1线性无关,且与非零向量正交