题目内容：
根据材料，回答题。Directions: There are 20 blanks in the following passage, and for each blank there are four choices marked A, B, C and D at the end of the passage．You should choose ONE answer that best fits into the passage． Then blacken the corresponding letter on the Answer Sheet．
Doctors say anger can be an extremely damaging emotion unless you learn how to deal with it． They warn that angry feelings can 56 heart disease, stomach 57 , headaches, and 58 cancer． Anger is a normal 59 that all feel 60 ． Some people express anger 61 in a calm,reasonable way． Some people 62 with anger and scream and yell． But other people keep their anger 63 ． They can not or will not 64 it． This is called repressing anger． 65 years many doctors thought that 66 anger was more dangerous to a person's 67 than expressing it． Doctors said that ．68 the feeling to express the anger only makes the feeling 69 ． And this can lead to many 70 problems． Doctors thought a person could 71 these problems by telling the anger 72, by expressing it freely． But recently some doctors 73 this． They said that people who 74 anger repeatedly and explosively become in fact 75 angry．
第56题答案为 A．occur
B．lead to
C．take place
D．happen
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答案解析：