2017年12月英語六級(jí)真題聽力答案：試卷一講座3（網(wǎng)友版）

Passage 3

23、答案: A) It is one of the world’s most healthy diets.

24、答案: C) It is regarded as one of the greatest researches of its kind.

25、答案: D) They have lower mortality rates.