He has come back for one month 这个句子有没有错?如果有错,错在哪?

To my s________,he has come back. Has he come back?对么?不用came? 纠错 My father has gone to Singapore ,and he will come back for three days. 英语改错:He has gone to New York for six years.He will come back this year. 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? He has come back for one month 这个句子有没有错?如果有错,错在哪? He has h_____ that Miss White will come back he has not come back 反意疑问句是什么 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 come back同义词不是go back,那是反义的例：Maybe he has come back now.(同义句）Perhaps he has ------ back now. Eddy ____ for half a month.He 'll come back in two months.A.left B.leaves C.has left D.has beenaway 请问it seems that he has come back 同义句 he ____ _____ come back 的答案是什么,为什么? He stayed there for eight years?-Has your former classmate come back from America?_Yes he___stayed___ there for eight years.为什么不是 had stayed come back for more Mr Green has been in Washington for three weeks.He will come back in_time.A.a little days’ B.little days’ C.few days’ D.a few days’ It_____that Bob has been away for a long time.He hasn't come back yet.A seems B looks C looks like D seems like he--in there days.a.has come back b.came back c.will come back d.is going to coming back 英语改错句（改错）1.Please tell him to come here as soon as he will come back.2.The supermarket will open tomorrow,will it?3.He has taught at that college since he has come to this city.4.Tom bought a book of radio for me yesterday.5.He said