my father --------on business for two weeks.答案应该选哪个呢?为什么?A.left B.has left C.has gone D.has been awaygo on business 不是延续性的动作吗？on business是固定搭配吧那有go on business的说法吗？

on my father's my father ___goes fishing on Saturday. My father---------(go ) to shanghai on business. my nother and i saw my father on watch TV My mother and i saw my father on TV On my birthday ,my father sent me abeautiful b___ My father gives me a w_____ on my birthday. My father is on the r______ of my sister. My father puts on his clothes and goes to work .对划线部分提问(My father) my father always cooks nice food on sundays 用my father 提问 My father is ____(sit) on the sofa. A:____the man on the sofa B:my father my father likes watching football ( m ) on tv My father went to Italy on （busy） last night my father goes to work on foot 同意句 My father is glasses are on the shelf ----my father goes to work on foot?横格线里填什么 sports,only,father,watches,my,TV,on连词成句