問題詳情
【題組】27. We can learn from the passage that .
(A)human beings get omega-3s from their food
(B)omega-3s are only found in fish and soybeans
(C)omega-3s are the raw material for saturated fats
(D)polyunsaturated fats constitute human molecules
參考答案
答案：A
難度：適中0.5
統計：A(0),B(0),C(0),D(0),E(0)