吧

ba (modal particle indicating suggestion or surmise); ...right?; ...OK?; ...I presume.

bā bar (loanword) (serving drinks, or providing Internet access etc); to puff (on a pipe etc); (onom.) bang; abbr. for 貼吧|贴吧[tie1 ba1]

一天

yī tiān one day

啊

a modal particle ending sentence, showing affirmation, approval, or consent

ā interjection of surprise; Ah!; Oh!

á interjection expressing doubt or requiring answer; Eh?; what?

ǎ interjection of surprise or doubt; Eh?; My!; what's up?

à interjection or grunt of agreement; uhm; Ah, OK; expression of recognition; Oh, it's you!