请问是week days之前填什么介词?如题

请问是week days之前填什么介词?如题 ( ) the week 填介词! We have s___ days in a week.填什么 friday afternoon every week 的介词 sunday days的介词 1.请问this morning之前要加on还是in；2.They are( )the puplis.要填什么介词 Jack’s birthday is ( ) last week.填介词翻译是：杰克的生日是在上周.如果用添介词,应添什么?其实我主要问的是：对于last week应该用什么? Jack’s birthday was ( ) last week.填介词翻译是：杰克的生日是在上周.如果用添介词,应添什么?其实我主要问的是：对于last week应该用什么? We will have three days next week.空格填什We will have three days next week.空格填什么A.off B.leave C.away. she will start--------- five days .填介词 the days are very short______December填介词? P___ usually go to school five days a week.中间填什么? we are getting ready ____ the party these days.填什么介词 we must be careful () fire 是用介词,用by对么?请问填什么. please look at the calendar ( ) this week介词填什么 权威点.o(>﹏ The first day () the week is Sunday.中间填什么介词 We will go rhere ____Sunday this week.空格处填什么介词? He is _duty_Tuesday.是填什么介词. to some 还有一个问题I never go to the cinema______the week填介词应该填什么啊?为什么?介词大家的意见不一样我不知道哪个是正确的啊