Passage one
46。 正确选项C。 It can be avoided if human values are translated into their language。
47。 正确选项 D。 They are ill-bred。
48。 正确选项 C。 By picking up patterns from massive data on human behavior。
49。 正确选项 D。 Do sufficient testing before taking action。
50。 正确选项 A。 Determine what is moral and ethical。
Passage Two
51。 正确选项A。 to see whether people’s personality affects their life span
52。 正确选项 D。 They are more likely to get over hardship。
53。 正确选项 C。 Such personality characteristics as self-discipline have no effect on longevity。
54。 正确选项 D。 Mothers’ negative personality characteristics may affect their children’s life spans。。
55。 正确选项 B。 Longevity results form a combination of mental and physical health。
cteristics may affect their children’s life spans。。
55。 正确选项 B。 Longevity results form a combination of mental and physical health。