《if引导的条件状语从句1》由会员分享，可在线阅读，更多相关《if引导的条件状语从句1（5页珍藏版）》请在金锄头文库上搜索。
1、【同步教育信息】一. 本周教学内容：Module 4 New Technology二. 重点内容：If 引导的条件状语从句三. 具体内容：（一）语法知识If 引导条件状语从句。 在含有条件状语从句的主从复合句中，当主句谓语动词以某种形式表示将来时间概念时，条件状语从句中的谓语动词通常要用一般现在时代替一般将来时。此句中主句为用祈使句表将来，if 引导的状语从句用一般现在时。If you see him , give him this letter .如果你见到他的话，把这封信给他。（二）知识拓展：引导条件状语从句最常用的连词是 if，由 if 引导的条件状语从句表示在某种条件下某事很可能发生。
2、如：If you ask him， he will help you .如果你请他帮忙，他会帮你的。If you fail in the exam , you will let him down . 如果你考试不及格，你会让他失望的。另外，if 从句还表示不可实现的条件或根本不可能存在的条件，也就是一种虚拟的条件或假设，从句多用一般过去时或过去完成时。如：If I were you , I would invite him to the party . 如果我是你，我会邀请他参加聚会。I would have arrived much earlier if I had not been cau
3、ght in the traffic .如果没有堵车，我会到的早一点儿。四. 课文知识点详解1. He lent me his CD recorder.他把他的 CD 机借给了我。lend 将某物借给某人（1）主语+lend+人+ 物I lent a friend a pen .（2）主语+lend+物+to+人I lent money to a friend .borrow 向某人借某物 主语 +borrow+物+from+人I borrowed a book from my teacher .2. If you want to send your recording by email ,
4、connect the recorder to your computer .如果你想通过电子邮件的方式发送你的录音，你要把录音连接到电脑上。want 的用法；want 表示“想要” want+名词“想要某物” want to do sth “想要干某事” want sb. to do sth. “想要某人干某事”例如： I want a bottle of juice.She wants to go to a movie.I want you to go with me.3. If you want to choose another program, press the key.如果你想选
5、择另一个节目，按这个键。another 表示泛指，又一，再一，另一，强调的是单数，跟单数名词连用。例如：Can you give me another one?（一）知识拓展： other， another，others 的辨析：other 其它的，泛指，other+复数名词，指其他的人或物 others 表示泛指，相当于 other+复数名词，指其他的人或物其他的，另外的人或者事，它一般跟 some 连用。the other 表示特指，有限定的范围，与单数名词连用，指两者中的另一个。例如：Hold the bottle and pull the cork out with the other
6、 hand（握住瓶子，另一只手把瓶塞拔开） ；the others 表示特指，相当于 the other+名词复数，指其余的，剩下的（人或者事）例如：The other students in my class are from Italy . = The others in my class are from Italy.我们班其余的同学都是意大利人。 one the other 一共两个，一个另一个some others 一些其余one another 不只是两个，一般指两个事物以上的一个 另一个4. I threw it across the kitchen , and it lande
7、d in the fridge .我沿着厨房向外扔，它落进了冰箱里。 across、 over、through在英语考题中，经常出现单词“across” ， “over”和“through” ，它们都有“穿过”的意思，但其用法有如下区别：“across”介词，意为 “横过 ”，常指从这边到另一边，即：“from this side to the other”，图形好像“十”字。例如：They often go to school across the street .“over”既可用作介词又可用作副词，意为“越过、翻越过去 ”。 例如： After they climbed over the
8、 hill , they found many flowers in the fields .“through”介词，意为“从中间穿过” 。 例如：The deer is going through the forest . 5. Doctors couldnt say what was wrong because they didnt know what kind of snake it was .医生们因为不知道那是哪一种类的蛇而不能说出他到底有什么病。 What was wrong 与 What kind of snake it was 均为 what 引导的宾语从句。宾语从句中，语序为
9、陈述语序。6. If the snake doesnt smile for its photo , dont worry !不要担心给蛇拍照时它没有笑。if 引导的条件句，当主句谓语动词以某种形式表示将来时间概念时，条件状语从句中的谓语动词通常要用一般现在时代替一般将来时。否定情况亦符合。7. What kind of food do you advise people to eat because its good for them?你建议人们吃哪些对人体有益的食品? advise sb. to do sth 建议某人做某事，不定式作补语。advise 等一些动词后面接不定式作补语。8. W
10、hen l got home , I found out that the plant was very dangerous .我到家时才发现这株植物非常危险。find out 表示“找出原因、查明真相”等意思，常接宾语或宾语从句。例如： I have found out that they had settled the problem .知识拓展：find，find out， look for find 强调“找”的结果，即“找”到还是没“找”到。如：I look for my book everywhere，but I cant find it . 我到处找我的书，但没找到。find o
11、ut 表示“查出，努力查找” 。往往是指通过努力去查明事情的真相或查找答案等。如：The teacher tries to find out who is not in the classroom . 老师试着查出谁没在教室。look for 强调“找”的动作和过程。如：Im looking for my book. 我正在找我的书。【模拟试题】一. 单项选择：1. You can take a photo _ your mobile phone.A. for B. in C. with D. by2. This is the surprising _ of a British cook.A.
12、 a advice B. an advice C. advice D. advices3. The snake bit him _ the hand.A. by B. on C. in D. from4. She asked me_ we should have a party there.A. if B. that C. where D. /5. If I have time I _.A. come B. came C. to come D will come6. My handkerchief fell on the ground, could you please _?A. pick u
13、p it B. pick it up C. put it on D. put on it7. She began _ English at the age of eighteen.A. knew B. know C. known D. to know8. Doctors couldnt say what was wrong _ they didnt know what kind of snake it was.A. so B. because C. or D. but9. The hot water _ again, I began to take a bath.A. cold B. cool
14、ing C. came cool D cooled10. She has _ a lot of different medicines, but none worked.A. eaten B. drunk C. taken D. have11. Can you _ Jays CD to me? And Ill return it in 2 days.A. borrow B. lend C. give D. have12. _ do I record ? Press the key.A. What B. How C. Where D. When13. If you want to play _,
15、 press the green key.A. back B. behind C. after D. before14. Lets _ the instructions.A. look out B. look up C. look down D. look at15. Ive waited _ the bus for 20minutes, but it hasnt arrived yet.A. to B. for C. on D. with16. Ill tell you if he_ back. A. comes B. coming C. come D. to come17. Connect the keyboard _ the computer.A. with B. on C. to D. in18. Why is it best _ it on your computer?A. to save B. saving C. saved D. save19. If you want to choose another _, press the key.A. programmer B. programmes C. a programmer D. the programmer20. Can you show mw the _ of how
