新概念第三册lesson 2 Thirteen equals one.ppt

Thank you for listening ?curates?egg?有好有坏???? eg.?The?book?is?something?of?a?curates?egg.?这本书好坏参半。 它会慢慢的变得过热而且它的呼吸频率和温度会开始上升。 ?It will slowly start to overheat and its respiration rate and its temperature will start to rise.分析:?raise是及物动词，后面要加宾语，应改为不及物动词rise。 She raised her finger to her lips as a sign for silence. 她举起一根手指放在唇边，示意肃静 Its difficult raising a family on a small income. 依靠微薄的收入是很难养家的。 大发雷霆 raise the roof He is always making noises. 他总是吵吵闹闹，真烦人。 . ?He?cant?come?for?one?thing?or?another.?他不能来是因为这样或那样的事情。???/由于种种原因，总之他不能来了 strike?sb.?as?odd??给某人留下了奇怪的印象；让某人觉得很奇怪?????His?death?strikes?us?as?odd.?他的死让我们觉得十分蹊跷。 eg.?? be?struck?by?her?beauty? 被她的美貌打动/深深地吸引住 Before 在英语中是一个比较常用的虚词，它既可作介词或副词用，也可作从属连词用。在近几年的高考试题中常常出现考查其从属连词用法的题目。下面就把其作为从属连词的用法归纳如下： 1. 表示“在…..之前就…..”。 Mary had finished her homework before her mother returned. 2. 表示“过了多久后才…….. ，动作进行到什么程度才……” The man almost knocked me down before he saw me . They walked about 30 miles to the west before they saw a village . They worked day and night about three days before everything returned to normal . 3. 表示“来不及； 尚未…..就…” Before I could get in a word , he had measured me . He ran off before I could stop him . She left the company before I could have a word with her . 4. 表示“刚…就…” I had hardly sat down before the bell rang. 5. 表示“不知不觉就…..； 还没弄清就……” Time passed quickly and three months went by before Aqiao knew it. 6. 表示“宁愿…，决不…，与其…，毋宁….”常与will 或would 连用。 I would die before I would tell I’d shoot myself before I apologized to him. I would / will die before I surrender . 7. 表示“否则；以免” Do it now before you forget . I will write it down before I forget it . 8. 用于句型“it was +时间段+ before …” 表示 “过了多久才…” It was three days before he came back. . 9. 用于句型 “ it was not long +时间段+ before …” 意为“不久就….” It was not long before he sensed the danger of the position . 10. 用于句型“it will be(not )+时间段+ before….”表示“要过多久/ 不