He has often been there.这里为什么要用完成时
He has often been there.这里为什么要用完成时
He has often been there.不用完成时怎么说
初中英语为什么这里要用完成时
He has often been there.换成He often to there.怎么样
He has been there for six months在这里表示去了还没回来,为什么不用has gone?
there has been...为什么要加been?
英语:He has already been warned of them.这里为什么要在warned前面加上been.
He has been there for six months这里的has been是什么时态
My success in business has been due to hard work 为什么用完成时
He has been there for six months.has been后面为什么不加to?还有为什么要加fo
he has been there since 1997s是完成时被动语态吗?如果是为什么要用被动语态?不可以说成he
He has been to Canada. So have I. 这里为什么不是 So has been I 呢