2 sentences

1. 让我们一起下棋吧。

   ràng wǒ​men yī​qǐ xià qí ba.

   Let's play chess together.

   Source: CCMatrix

2. 今晚下棋怎么样？

   jīn​wǎn xià qí zěn​me​yàng?

   How about playing chess tonight?

   Source: Tatoeba