__a month does he write to his parents?Once a month A How of

__a month does he write to his parents?Once a month A How of 改错1.How long does he write to his parents?Once a week ———do you write to your parents?--once a month A how long B I write to my parents once( )month.A.a B.an C.the D.every __a month does your father come to see you?答：twice a month 为 ( ).____ do you write to your pen pal?Once a month.A.How B . I wite to my parents once a month.(对once a month) he has his hair cut once month.对划线部分(once a month)提问 He usually his hair cut once a month. he writes to his parent once a month 怎么改为否定句 He writes to his mother (once a month)对括号里的提问 how often do you go to _____town?-----once a month.