大学英语大学英语大学英语六级(CET6)1997年6月大学英语六级(CET-6)真题试卷
题目内容

According to the author, in factory, vegetable food ________.

2024-07-09

A.is easy for chickens to digest

B.is insufficient for the needs of poultry

C.is fully utilised in meat and egg production

D.is inefficiently converted into meat and eggs

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