Too much tea will brown your teeth, but it's good for your health; so what are you going to do?
茶喝多了会把你的牙齿染黄,但对你的身体去有好处。因此你会怎么办?
People travelling long distances frequently have to decide whether they would prefer to go by land, sea, or air.
出远门的人常常需要决定是走旱路、水路,还是坐飞机。