阿摩線上測驗
41 Traveling from one city or country to another can _____ to the spread of disease.
(A) contribute
(B) object
(C) subscribe
(D) adhere
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統計： A(93), B(23), C(27), D(15), E(0) #1743425
統計： A(93), B(23), C(27), D(15), E(0) #1743425