問題詳情

41. Freezing preserves meat because ________, slow down the rate of enzyme action, and lower the speed of spoilage.
(A) the growth of microorganisms
(B) it prevents the growth of microorganisms
(C) microorganisms are prevented growing
(D) preventing microorganisms from growing

參考答案

答案：B
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【芯萍】評論

冷凍保存肉類因為它防止微生物的生長，減緩酵素酶的速率並減緩腐敗的速度。because 需使用 子句because 子句，前後皆須有主詞與動詞。A與D選項為名詞片語  because of NB選項be動詞為is