阿摩線上測驗
44. In the last sentence of paragraph 3, the word they refers to ____.
(A) ordinary fruits and vegetables
(B) carefully-prepared foods
(C) problem foods
(D) stories
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統計： A(8), B(10), C(97), D(9), E(0) #2856594
統計： A(8), B(10), C(97), D(9), E(0) #2856594
