tNo wonder going to the stock market is often compared to gambling（赌博）.All are eager to make money by " gambling " in the stock market. Factories and companies that need money are pleased that so many people are willing to "gamble". Indeed, the stock market is an attractive and complex part of the business world.
36. If you are a good investor, _____in the stock market.
A.you can always make money
B. you can tell exactly when the stock goes up or down
C. you may sometimes lose money D. your gambling is always safe
37. The passage mainly wants to tell us _____.
A. how to buy or sell shares B. A B C of stock market
C. the stock market is like gambling
D. investing money in the stock market is not the safest way
38. Factories and companies are pleased that so many people "gamble" because _____.
A. they can make them rich B. they need more people to work for them
C. they need their money to do business D. some people win and some lose
39. The word "complex" in the last sentence probably means _____.
A. complete B. WorthyC. difficult D. modern