Your report have been proved!

Your report have been proved! it has proved or it has been proved You'll have to spend ----writing your report here you will have to spend_writing your report here 选哪个,请给出原因.A.proving B.proved C.was proved D.has been proved It has been proved that qats will. how have your grandchildren been 翻译 Only when your identity have been checked Have you been finished your work? It's _____(report) that more than 30 people have been injure — Have you finished the report?— No.I haven't been _____ 英语翻译翻译课文!The health dangers of smoking have been well report