Не совсем конечно понятно чего тут хотят в этом задании, но возможно что так:1) Sure. I know how to ride a bicycle.2) How about buying some new cakes?3) Why not? But what do you mean by “new” cakes?4) We could also go to the cinema.5) Ok. Sounds not bad.6) We might as well buy a film for Stacey’s DVD and watch it.7) We’d be happy to do it.