Why do people wear watches when they cross the desert? ……wp办公室｜wpoffice.cn……

1、What is it that is not burnt in the fire, and can’t be drowned in the water?

2、I tell heat, and I tell cold, and they in turn tell me to go up and down as I am told. What am I?

3、Why do people wear watches when they cross the desert?

答案：
1、Ice.

2、The mercury in a thermomether.

3、Because watches have springs in them.

英语脑筋急转弯

原因