请问是in Friday afternoon还是on Friday afternoon?

请问是in Friday afternoon还是on Friday afternoon? 是On Friday morning还是In Friday morning 是on Friday afternon,还是at Friday afternonThe students are talking about their weekends_____ Friday afternon.A on B in C at该选哪个? 今天是good friday, in friday evening和on Friday evening的区别 in the afternoon of Friday还是on Friday afternoon 为什么是on Friday afternoon而不是in the Friday afternoon friday afternoon.friday前面用in还是on? on friday night与in friday night的区别? Friday afternoon前面的介词是什么是on还是in啊,,为什么是= =. the teacher-------------his students to hand in their compositions before Friday知道是选told, stamping footprint?Friday's fireworks display on the banks of the Huangpu River almost matched the stamping footprints of the Opening Ceremony of the 2008 Olympics in terms of visual pyrotechnics.请问stamping footprints是什么意思?是带有20 friday Friday friday What do you do )Friday evening?A:in B:at C;on D:with请问该选? I am watching the news every day since the huge earthquake in Japan on Friday.请问这句怎么改 Some friends visited our factory ________.A next Friday B last Friday C this Friday D in Friday