A young couple has proved it by visiting 18 Asian countries

many a successful story has proved it. it has proved or it has been proved 英语选择题The young teacher has ____ competent.A） been proved to A young father was visiting 英语翻译It has been proved that by carefully controlling the rat 65806：it has also been proved by scientific research that ch He has proved doubters wrong by progressing himself as far a It has been proved that qats will. 英语翻译Currently,all Asian countries except Japan are playing a 选哪个,请给出原因.A.proving B.proved C.was proved D.has been proved [D41] It has been proved ______ eating vegetables in childho It has been proved ____taking exercise regularly does good t