This topic: if you break into a slaughter house, the boss set out five cups of drinks, tells you only a cup of poison, not the rest of the four cups is toxic, a will not be poisoned your intuition?

1.Just out of fresh milk;

2.Oolong tea just bubble of the old man;

3.Thick American hot coffee;

4.QQ hot pearl milk tea;

5.A cup of pure water。