阿摩線上測驗
23 The boy tried to eat a grape whole but began to _______ on it and have difficulty breathing.
(A) decide
(B) choke
(C) perish
(D) drown
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統計： A(1), B(51), C(1), D(5), E(0) #3429327
統計： A(1), B(51), C(1), D(5), E(0) #3429327
