you must have the report __in half an hour.(type)急!

you must have the report __in half an hour.(type)急! you have missed the train ,it ____(leave)half an hour ago 再问你一个哦：The report began half an hour ago.同义句 You must have been driving at seven miles an hour Not until half an hour later.You must come home with me now. — I must go now.The plane will leave in half an hour.Thank y my plane will__in an hour.I must get to the airport in half You have only half an hour to spend it.Do you understand?--O The train_____ (arrive) in half an hour We must finish our homework in half an hour. I have talked with the student on the left for half an hour I have waited for you since half an hour ago 此话成立吗,意思是?