填什么 By next Sunday she ____ (stay)with us for three weeks
问题描述:
填什么 By next Sunday she ____ (stay)with us for three weeks
答案上是will have stayed
令我不解的是第三人称的不是用has吗,那应该是will has stayed才是呀,到底什么原因呢
答
因为是"next Sunday"
所以是将来时,将来时要用will have
will后面接原形