Решение:
Нужно заполнить пропуски в диалоге подходящими по смыслу словами.
- Hi! Let's do our bikes to the park.
- Sorry, I can't. There's something with my bike.
- OK. Can you swim?
- Yes. Why?
- We can go to the swimming pool.
- Great idea! Then we can play a computer game at my house.
Ответ: 1. do, 2. with, 5. pool, 6. idea, play.