问题

It looks rain Shah I take an umbrellafor you–________
A:/,which
B:which,thatC that,which Dthat , that
C:This articlegives some advice on how to give good speech
D:that , that
B:which,thatC that,which Dthat , that
C:This articlegives some advice on how to give good speech
D:that , that
正确答案是: