Usages of bùdàn
我 不但 想 去 超市， 而且 要 马上 买 水。Wǒ bùdàn xiǎng qù chāoshì, érqiě yào mǎshàng mǎi shuǐ.
I not only want to go to the supermarket, but also need to buy water right away.
我们 不但 复习 这 本 书， 而且 练习 说 和 写。Wǒmen bùdàn fùxí zhè běn shū, érqiě liànxí shuō hé xiě.
We not only review this book, but also practice speaking and writing.
今天 我 不但 开会， 而且 要 马上 给 她 回 邮件， 我们 晚上 再 聊天。Jīntiān wǒ bùdàn kāihuì, érqiě yào mǎshàng gěi tā huí yóujiàn, wǒmen wǎnshang zài liáotiān.
Today I not only have a meeting, but also need to reply to her email right away; let’s chat again tonight.
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