They could have a picnic or go boating on the lake.

他们可以野餐或者在湖上划船

You can go boating or play tennis.

你可以去划船，也可以打网球。

Let's go boating this Sunday.

这个星期天我们去划船吧。

Let's go boating on the river.

咱们去河上划船吧。

So we decided to go boating.

所以我们决定去划船。

Let's go boating tomorrow.

我们明天去划船吧。