has/had been 跟has/had gonehelen loves to talk about travel.She (has been to) many place.这里has been to是不是表被动的.如果是,请解释一下什么时候用被动什么时候不用?这里可以换成had beed

英语,has been和 had been has/had been 跟has/had gonehelen loves to talk about travel.She (has been to) many place.这里has been to是不是表被动的.如果是,请解释一下什么时候用被动什么时候不用?这里可以换成had beed His sister left home in 1998,and ＿ since.A.had not been heard of B.has not been heard of C.ha have been / has been / had been 的区别 has been / have been /had been ………… have/has/had加been是什么时态 have/has been 后面跟什么词? 关于had has等英语语法has been V+ing和had been V+ing的区别. had been 和 has/have been的区别是什么? 初中英语语法has been和had been的区别 has been done,had been done 的区别是什么? has been 英语7.The police found that the house ________ and a lot of things _______.7.The police found that the house ________ and a lot of things _______.a.has broken into;has been stolen b.had broken into;had been stolen c.has been broken into;stolen d.ha 47.She ______ up for two hours.A.has got B.has been C.has been got D.had been where's john he ____the supermarket 求讲解A has gone to B ha been to C has gone D has been has been open和has been opening有什么区别跟open有关的问题 have has had或 having +been 的区别和用法 ha has had a bad cold since the day before yesterday.用英语解释句子~