【英语（用适当的介词：in,at,on)填空,准确啊1.Myfatheralwaysbuysmeabook_______mybirthday.2.Heoftenleaveshishome__________themorning.3.Wehavelunch______themiddleoftheday.】

　　英语（用适当的介词：in,at,on)填空,准确啊

　　1.Myfatheralwaysbuysmeabook_______mybirthday.

　　2.Heoftenleaveshishome__________themorning.

　　3.Wehavelunch______themiddleoftheday.