The children are getting more and more excited when Christmas is ______ near.A.drawingB.jo

外语类 公共英语 已帮助 人

The children are getting more and more excited when Christmas is ______ near.

A.drawing

B.joining

C.taking

D.operating

热搜:n维列向量组a1,an-1线性无关,且与非零向量正交