seem与look as if 用法区别
问题描述：
seem与look as if 用法区别
答
1 It seems that she knows our city well(用于主语从句,做谓语)==She seems to know our city well（用于简单句,做复合谓语）2 She looks / looked as if she had seen a ghost.（用于虚拟语气）3 She looks as if ...