Usages of bā
大家 都 到 了 吗？ 我们 八 点 半 出发 吧。dàjiā dōu dào le ma? wǒmen bā diǎn bàn chūfā ba.
Has everyone arrived? Let's set off at eight-thirty.
今天 八 点 半 的 电影 票 比较 便宜， 别 迟到。jīntiān bā diǎn bàn de diànyǐng piào bǐjiào piányi, bié chídào.
Today's eight-thirty movie tickets are relatively cheap; don't be late.
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