Dont talk about such things ____you are not sure,A.which B,t
Dont talk about such things ____you are not sure,A.which B,that.C.as D.those
为什么不用that
Is this the factory __you visit the other day A .that B where C .in which D ,the one
为什么不用where
He paid the boy 10 for washing ten windows ,most of __hadn't been cleaned for at least a year,
A ,these B ,those C ,that ,D .which
为什么不用that