– Would you mind giving me an introduction of your company? --________________A Of cou

继续教育 已帮助 人

– Would you mind giving me an introduction of your company? --________________

A、Of course not.

B、Thank you.

C、I’m fine.

D、You’re welcome.

热搜:n维列向量组a1,an-1线性无关,且与非零向量正交