Mr sun (has been/gone)to japan four times.

Mr sun (has been/gone)to japan four times. Mr Green has been in Beijing since three years ago. Mr.Smith has been 什么hospital什么last month 填空:How long has Mr.Black been t_______in this school? mr green has been used to jogging_________ ( day) Mr.Green has been dead for ten years为什么要用has been daed Mr.Smith has been here since the factory opened为Mr.Smith has been here since the factory opened为什么用has been? Mr.Green has been dead for ten years.(同义句） Mr.Green ____ten years ____ mr green ___ beijing for two weeks a.has been in b.has come to c.has been to选择题 There is nothing new under the sun.It has all been done before.There is nothing new under the sun.It has all been done before. Mr.Wang has never been to England,__?A.hasn’t he B.has Mr.Wang C.hasn’t Mr.Wang D.has he Mr Li__England.He__London for two weeks.A.has been to;has been to B.has gone to;has been to C.has been to;has been to怎么选? Mr green______Canada since 1990.A.has come toB.has gone toC.has been toD.has lived inchoose which one ,why? Mr Sun has lived here for ten years (改为同意句)除了这句M人Sun has lived here since ten years ago.还有一句近义词 Mr Smith ___ at this school since he ___ to Zhuhai.A:has been taught; came B:has taught; has comeC:has been teaching; has come D:has been teaching; came为什么选D?has been teaching是什么时态? Mr. Smith _____from Canada. He____here last year A .went;has been B.has been;has come C.was;has beenD. has come ; is has gone,had gone,has been,had been 该怎么使用（搞乱了,特别是had和has）has不是一般现在时的第三人称单数吗?应该用在一般现在时吧 但是我在现在完成时看到他在里边 晕了 我知道been是去了回来 gon Mr.Smith is not at home.He___to work.A.has gone B.has been C.had been D.had gone