what must we do before touching food.“must”有这样问的么?_英语解答

what must we do before touching food.“must”有这样问的么?

人气：218 ℃　时间：2020-05-14 03:16:41

解答

可以,这样语气更强!
听听Lil' Zane
唱的What must I dowhat should we do？可以用must回答么可以，意思是必须。如果用mustn't ，意思是绝对不可以