阿摩線上測驗
7. Research suggests that people with outgoing personalities tend to be more ____, often expecting that good things will happen.
(A) efficient
(B) practical
(C) changeable
(D) optimistic
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統計： A(1), B(0), C(0), D(0), E(0) #3354394
統計： A(1), B(0), C(0), D(0), E(0) #3354394
