3.There was such a terrible snowstorm that I could hardly see.　

如此糟糕的暴风雪让我几乎看不见什么东西。 such＋a(n)＋adj.＋n.＋that"如此......以至于......"。 I left in such_a_hurry_that I didn't have time to say goodbye to you.

我临行匆忙，未能向你告别。 　　

　　1．(教材P9)The possibility that pleasant smells might reduce pain has recently been suggested by new research.

　　近来新的研究表明，怡人的气味可能会减轻疼痛。

　　reduce vt.& vi.减少，减轻，降低

　　(1)reduce to　　　　　　 减少到......(表示结果)

　　reduce by 减少了......(表示幅度)

　　reduce sth.from ...to ... 把某物从......减少到......

　　reduce sb.to doing sth. 迫使某人做某事；使某人沦落到做某事的地步

　　(2)reduction n. 减少；降低，减轻

　　①One of the most effective ways to reduce stress is to talk about feelings with someone you trust.(2015·浙江高考)

　　减少压力最有效的方式之一就是与你信任的人聊聊感受。

　　②The illness reduced the population to half of its previous level.

　　这场疾病使得人口减少到先前的一半。

　　③Railway fares are reduced by half for children.

　　铁路票价对儿童减半。

　　④He was reduced to begging (beg) all day after he was fired by his boss.

　　在被他的老板开除以后，他沦落到整天乞讨的地步。

　　2．(教材P9)Scientists are interested in whether the sense of smell is related to pain.

　　科学家们对嗅觉是否与疼痛有关感兴趣。

　　be related to和......相关，和......有联系

　　(1)relate vt.　　　　　　 使......有联系；叙述

vi. 有联系；涉及

　　relate ...to/with 把......和......联系起来

relate to ... 与......有关；涉及，有关