填空，完成对话。

A: What do you want for _____________ birthday, Ben?

B: I want a big _____________ and small _____________ bicycle, Mum.

A: Let's go _____________ the toy shop.

B: OK.

B: _____________ shop has some cars and bicycles.

A: _____________ car do you like?

B: I _____________ that car.

A: Which one?

B: The red _____________. And _____________ like that grey _____________.

A: Let's buy them.

B: OK.