1.Mr Green went to Beijing three days ago.(用in three days 作时间状语改写句子)2.Well go to see our music teacher tomorrow.(改为一般疑问句)3.Tim will be a pdiceman in five years.(用a pdiceman提问)4.My sister will go to university next month(改为否定句)5.Will David be back in two weeks?(作否定回答)