阿摩線上測驗
22. The United States consists of fifty states, ______ has its own government. A) each of which B) each they C) they each D) each of
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統計： A(78), B(2), C(6), D(6), E(0) #536633
統計： A(78), B(2), C(6), D(6), E(0) #536633