讓步狀語與條件狀語從句課件

1、if 如果; unless 除非 as/so long as 只要; only if只要 in case 萬一 on condition that 條件是 suppose/supposing (假設,常用于問句) provided/providing that (在的條件下；如果) 條件狀語從句 1.時態(tài)：從句常用一般現在時代替一般將來時，主句一般用將來時2.unless=if not注意：如果明天下雪，我們就堆雪人。If it snows tomorrow, we will build a snowman.如果你趕不上第一班車你又要遲到了。Youll be late again unless

2、 you catch the first bus.（ifnot）只要你答應來，我們就等你來。As/so long as you promise to come，well wait for you until you come.=Only if you promise to come, 萬一下雨，就不要等我了。In case it rains, do not wait for me.假如你又一次失敗了，不要泄氣，再試一次。Supposing you fail a second time, dont get discouraged and try again.液體進一步冷卻的話，就會變成固體。Th

3、e liquid will turn to a solid on condition that it is cooled still further.1.You will fail the exam unless you study hard. 2.As long as you dont lose heart, you will succeed.3.Suppose/Supposing (that) they refuse us, who else can we turn to for help?4.In case there is a fire, what will you do first?

4、5.I will go provided/providing that my expenses are paid.6.You may keep the book a further week provided (that) no one else requires it. 1.You will be late _ you leave immediately.A. unless B. until C. if D. or2You can arrive in Beijing earlier for the meeting _ you dont mind taking the night train.

5、A. provided B. unless C. though D. until3.Well visit Europe next year _ we have enough money.A. lest B. until C. unless D. providedIf you dont leave immediately, you will be late.AAD1. You may use the room as you like_ you clean it up afterwards. A. so far as B. so long as C. in case D. even if2. My

6、 parents dont mind what job I do_ I am happy. A. even though B. as soon as C. as long as D. as though3. The medicine works more effectively _ you drink some hot water after taking it. A. as B. until C. although D. ifBCD讓步狀語從句（1）although, though, as, while, even if , even though（2）疑問詞+ever=no matter

7、+疑問詞whether, whetheror (not)although, though, as, while, even if , even though 都有“雖然，即使，盡管”之意，even if even though 語氣較強，其他較弱。Although 比though 更正式一些,但兩者不能與but連用，但可以與yet, still 連用。 Although they did heavy work that day, they were all in high spirits. She carries on the job even though she has had a bad

8、 cold for several days. While we dont agree on that, we continue to be friends. Although she has a lot of money, yet/ still she is not happy.1. _（盡管她我很丑), she is gentle.2.However_, you shouldnt start to eat before your host does. A. you are hungry B. are you hungry C. hungry are you D. hungry you are3. _ breaks the