(31~33) People around the world have some  31  that they follow toget good luck or to keep away bad luck. In the United States, arabbit’s foot stands for good luck, so many people will carry a  32  one with them. On the other hand, the number 13, black cats, orwalking under ladders are things people try to avoid because theymay bring bad luck. In Japan, if you see a spider in the morning,don’t kill it, and it will bring you good luck. In Taiwan, most peoplethink it’s important to tidy up their houses before the Chinese NewYear. They believe they can keep bad luck away all year round  33  so.      
 Some studies show that when people are worrying about life,they are more likely to do the above things to make them feel safe.Believe it or not, stress makes people more superstitious.ladder梯子 avoid 避免 likely可能的 stress壓力 superstitious迷信的
32.
(A) hand-making
(B) man-making
(C) man-made
(D) made-hands