have been 和has和has 在什么时候用呀
have been 和has和has 在什么时候用呀
在现在完成时中,has和have在什么时候用.
had.has 和have都在什么时候用
has been和have been区别
have been 和 has been的区别
have been away 和 has/have left
has,have在什么时候用?
现在完成时中,have/has 和 have/has been的区别
there be 和 there has/have been
has been 和 has gone
用have/has been to和have/has gone to填空
用have/has been to 和have/has gone to 造陈述句、疑问句各两句,并回答.