Michael and 40 of his friends were so happy as they scampered over mounds of dirt, pushing a variety of toy back hoes, bulldozers and dump trucks.

• 迈克和他的四十个小伙伴们在土堆上欢快地奔跑。 他们开心地把玩具锄耕机、推土机和垃圾车在土堆上开来开去。