I can sure (that) their english test is passed. 主句一般时,后为被动态
I am sure (that)they have passed their english test.后面为过去时,主句为一般时
是要分清主句和从句,只要时态前后不矛盾就可以了,你那句就是时态问题~
I can sure (that) their english test is passed. 主句一般时,后为被动态
I am sure (that)they have passed their english test.后面为过去时,主句为一般时
是要分清主句和从句,只要时态前后不矛盾就可以了,你那句就是时态问题~