_____my next day_____,I want to go camping with my sister.A:In,off B:On,of C:At,of D:On,off选啥,为啥

The teachers' office is _____my classroom.A.next B.next to C.in 理由 _____my next day_____,I want to go camping with my sister.A:In,off B:On,of C:At,of D:On,off选啥,为啥 They spend the whole day____(plant) trees on the hill September 18 ,1931 is the day____ we will never forget 英语翻译_____ _____my books ______ Next next next next, next next next 英语翻译_____my father's brithday ____ 填入介词 They are some _____my friends. my best friend sits _____my left(介词) he is ____ _____my good friends. 英语翻译It ____a big ____ _____my grades. I'm_____ _____my key.I can't___them.