选择：I hear our teacher will be back ---- three weeks' time. A

选择：I hear our teacher will be back ---- three weeks' time. A I hear our teacher will be back ____ three week's time. I hear our teacher will be beck_______three weeks'time. A.at I hear that he will be back ______ two weeks’ time.A．at B． i I hear our teacher will be back__three week's time ( )will he be back?In three weeks A.How often B.How long C.H I will ( )Shanyang in three weeks.A,return to B,come back C, I will have______holiday A.three weeks B.three-weeks C.three I hear he will be back in a month.能改成I hear he will come bac I except our English teacher will be back this weekend,___ _ He will be back———— two weeks‘ time.A.at B.in C.after D.for our math teacher （为了）Beijing for a week.She will be back in