have come to用法he has come to china for two years ,这句话为什么不对?如果一定要表达来中国两年了,应该怎么说?如果一定要用has come to ,后面应该怎么写?谢谢!

have come to用法he has come to china for two years ,这句话为什么不对?如果一定要表达来中国两年了,应该怎么说?如果一定要用has come to ,后面应该怎么写?谢谢! If he( ） time now,he would come to see meA has B had C have Dwill have Not only he but also his parents _____China for two years .A.have been in B.has been in C.has come to D.have come to Mr Green_____China for weeks.He must have visited many places of interestA.has been in B.has been to C.has come to D.has gone to To my s________,he has come back. Robert-----to come to our Christmas party.he--------to a Christmas party beforeA.have promised;have ever been b.has promised;has ever been c.has pro,ised;has never been d.have said;have never been he needn't have come to see me off in person,____?a.did he b.need he c.has he d.needn't he选哪一个?急要! have to（不得不）的用法如果说“他不得不怎么样”是He have to……还是He has to……? ____yesterday,I would have asked him not to do thatA Had he comeB If he comeC Did he comeD Has he come He has just come back.现在完成时.He has just come back.为什么不是用came?has/have+动词过去式? i have come to the explaintion conclude that he has not the right person for the job 什么意思 where is Tom? He_the bookstore and he will come back soon A.have gone to B.has been to C.has gone t 1.he wants to have()word with you i know,()word has come that i am the next person he wants to talk 现在完成时he has come to my house?语法书上说,come 这一类的词不能用在完成时态里.我不太理解.因为我感觉come和go用法差不多.既然可以说he has gone to Japan.那come为什么不能用呢.另外“ 去过”用has l want to know how long_______A.has he been backB.has he come backC.he has been backD.he has come b为什么 Why hasn't Mr.Li come to work today?()he has gone to Beijing to have a meeting.为什么选because --I haven't seen Mike for some time,what---to him?--He's got crazy and has ---hospitalA,should have happened,come inB,can have happened,ended inC,could have happened,come inD,must have happened,likely选哪个?为什么? My grandfather_____.He is still very tireds.a.has just come back b.has already come back c. have yet come backd.have just come back