第28题: [填空题]We need to eat more fat, because a gram of fat contains more calories than a gram of protein. 参考答案:NG 答案解析:细节题。题文为“由于脂肪卡路里含量比蛋白质卡路里含量高,所以我们需要摄入更多的脂肪。”根据题文中的关键词“a gram of fat,a gram of protein" 寻读文章,在小标题"What
第31题: [单项选择]Passage One A. Differences between the planets in the solar system. B. The composition of Earth and the moon. C. Why Earth has an iron core. D. The origin of the moon, 参考答案:D 答案解析:[听力原文] Q: What is the passage mainly about