Old McDonald had a farm.

老麦克唐纳有一座农场。

What about having a picnic with old McDonald?

跟老麦当劳一起去野餐怎么样？

Old McDonald gave up smoking for a while, but soon returned to his old ways.

老麦克唐纳戒了一段时间烟，但不久又重蹈覆辙。

The 17-year-old McDonald was seen holding a small knife and walking away.

17岁的麦克唐纳手持小刀离开。

A white officer, Jason Van Dyke, shot the 17-year-old McDonald 16 times in 2014.

2014年，白人警察杰森·范戴克在这名17岁青年身上开了167枪。