1、第三讲 条件状语从句,考点透视,【考纲定位】条件状语从句是常考考点。高级词汇引导词令人头疼。【考点内涵】“unless除非”被考频率最高。1. if, in case（如果）, as （so） long as（只要）, only if（只有）2. unless（=if not）除非, once一旦3. on condition that如果,知识充电1）条件状语从句，时间状语从句都有主将从现现象。2）if如果，表肯定含义的条件；unless如果不，表否定含义条件。3）in case引导条件状语从句，意思是如果，假设将来发生某事； 引导目的状语从句时，意思是：以防（万一）。,典题直击 （浙江）
2、The medicine works more effectively _ you drink some hot water after taking it. A. as B. until C. although D. if【逻辑链】（若）服药后喝些热水与药更有效是条件关系；不是,（重庆） _ we have enough evidence, we cant win the case.,（安徽卷） Its much easier to make friends _ you have similar interests. A.unless B. when C. even though D. so
3、 that,（山东）How can you expect to learn anything you never listen？A. in case B. even ifC. unless D. when【引导词鉴别】in case假设将来发生的事情；even if即使；unless除非；when如果，在的情况下（已是事实）。 【逻辑链】如果你总不听，你如何指望学得会？是批评的味道，,（陕西） My parents dont mind what job I do I am happy. A.even though B. as soon as C. as long as D. as though
4、【命题意图】考查易混引导词含义：even though=though尽管；as soon as 一就；as long as只要；as though=as if仿佛。,It is hard for the Greek government to get over the present difficulties_ it gets more financial support from theEuropean Union. A.if B. unless C. because D. since 【一词多义】get over克服，熬过；present现在的，在场，礼物；support支持，养活 【高级
5、词汇】government政府；financial support财政资助；,environmental damage is done, it takes many years for the ecosystem（生态系统）to recover.,知识充电 in case， on condition that， providing， provided （that）， supposing， suppose （that） 意思相近，指“假如，假使，在条件下”（比if更为书面化）。 例如： 1.In case I forget, please remind me of my promise.假如我忘
6、记了，请提醒一下我的诺言。 2.Valfierno told the story to a journalist in 1914, on condition that it would not be published until his death.1914年瓦尔菲尔诺将事件真相透露给了一位记者，条件 是只有等到他死后才能将此事公之于众。 3.I will go, providing/provided (that) my expenses are paid.,能力突破All the photographs in this book, _ stated otherwise, date from
7、 the 1950s. A. unless B. until C. once D. if 【知识充电】俗语，除非另有说明：unless otherwise stated= unless stated otherwise;date from始自，只用一般现在时；分词只用现在分词,You can borrow my car you promise not to drive too fast.,Small sailboats can easily turn over in the water _ they are not managed carefully.,突破定式思维_ I can see, there is only one possible way to keep away from the danger.,备考指津,谢谢您的观看！,
