阿摩線上測驗
15. There are various coffee shops and restaurants on _____ sides of the river.
(A) all
(B) either
(C) both
(D) neither
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統計： A(68), B(42), C(415), D(16), E(0) #2906355
統計： A(68), B(42), C(415), D(16), E(0) #2906355
