单词'and'是一个常见的并列连词。

The word 'and' is a common coordinating ___conjunction.

虽然我同意第一个观点，但第二个观点我不敢苟同。

___Although I agree with the first point, I can't accept the second.

他打扫房间时，我准备了晚餐。

___While he cleaned the room, I prepared dinner.