letsgoto后面加什么形式

　　Let's go to the cinema together after work.

　　下班后我们一起去看电影。

　　Playing ( at) chess is no fun; let's go to play table tennis.

　　下棋没劲，还是去打乒乓球吧。

　　Let's go to the restaurant for a big meal.

　　晚上到馆子里去好好撮一顿吧。