【推荐1】However, ________ ________ ________ ________(有证据表明) the real driver of poor health is not so much fatty food, as it is sugar. (根据汉语提示完成句子)

【推荐2】科学家和研究人员积极投入到对它们的调查研究中，试图解开金字塔是如何建成的这一世界之谜。（同位语从句）
Scientists and researchers ________________ and study of them, trying to solve the mystery ________________.

【推荐3】Evidently, James has made a mistake in his job, but don’t scold him; he is a green hand.(同义句转换)
→________________ James has made a mistake in his job, but don’t scold him; he is a green hand.(it作形式主语)

【推荐2】我们的英语老师有三十几岁，他既有知识又有智慧，很受学生欢迎。
Our English teacher, who is in ________ ________, is popular with students for his knowledge and wisdom.

【推荐1】科学家和研究人员积极投入到对它们的调查研究中，试图解开金字塔是如何建成的这一世界之谜。（同位语从句）
Scientists and researchers ________________ and study of them, trying to solve the mystery ________________.

【推荐2】毋庸置疑，汽车排放物已经成为一个大问题，尤其是在城市里。(doubt, emission)
________have become a big problem, especially in cities.