So how has this and does it matter?A. come aboutB. come outC. come inD. come across

So how has this and does it matter?
A. come about
B. come out
C. come in
D. come across

(答案→)A. come aboutB. come outC. come inD. come across解析：考查come的动词短语辨析。Come about发生， come out 出版 come in 进来，come across偶遇 句意为这是怎么回事（怎么会发生这样的事），没关系吧？

正好我需要