He is just come back from Hong Kong(改为否定句）改为：He____come back from Hong Kong____

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 He is just come back from Hong Kong(改为否定句）改为：He____come back from Hong Kong____ he is come 用he will come back行不行? 怎么写? He come back just now. (in two days) 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? u just come back home? I just come back from i just come back form he is just _____ back from the USA.A.came B.coming C.come D.to come再麻烦讲讲有没有was just to do 的说法,这和过去将来是有联系吗? He has just come back form a southern city 为什么用a he come back. back是什么词? He'll come back soon? When he will come back Hu Xiao has just come back from a visit to Tibet and he worries a lot about the environment there.He is now preparing an oral report to this class.Fill in the blanks with the correct sentences or clauses.Hello everyone!I have just come back from a wo a day without you is just like a day without sunshine.please come back! he--in there days.a.has come back b.came back c.will come back d.is going to coming back my father--------just-------(come)back form work. My uncle (just come)back from JapenKKKKKKKKKKKKK