第二单单元重点难难点将讲练讲练 （二）同学们，在第一期里我们学习了Unit 2 中常见单词和短语的用法。这一期 我们重点学习一般过去时的用法。第二单单元重点难难点将讲练讲练 （二）重点句型： When I looked out of the window, I saw smoke. What did you do then? When I was young, I couldnt play with candles. I couldnt, either. 重点语法： 一般过去时的用法。第二单单元重点难难点将讲练讲练 （二）重难点解析 【重点句型】 1. When I was young, I couldnt play with candles. 当我小的时候，我不能玩蜡烛。 I couldnt, either. 我也不能。第二单单元重点难难点将讲练讲练 （二）either意思是“也”，放在否定句句末 。too，also都表示“也”的意思，too 放在肯定句或疑问句末。also比too 正式，用于肯定句中，放在be动词 后面，行为动词前面。 如： He is a student. I am a student, too. 他是学生。我也是学生。第二单单元重点难难点将讲练讲练 （二）He is a student. I am also a student. 他是学生。我也是学生。 He isnt a student. I am not a student, either. 他不是学生。我也不是学生。 Sue also wants to learn English. Sue也想学英语。2Its not safe to play with candles 玩蜡烛不安全。 “ Its+形容词+to+动词原形”含义为“做 某事怎么样”。 如： Its not difficult to work out the math problem. 计算出这道数学题不是很难。 Its dangerous to walk on thin ice on a lake. 在湖的薄冰上面行走很危险。【重点语法】When I looked out of the window, I saw smoke.当我往窗外看时，我看到了烟。 此句用了动词的一般过去时。一般过 去时表示在过去的某个时间发生的动 作或存在的状态，常与yesterday, yesterday afternoon, last year, in 2000, a moment ago等表示过去的时 间状语连用。第二单单元重点难难点将讲练讲练 （二） 1. 动词的变化 (1) 动词过去式的规则变化： A一般情况直接在动词末加-ed， 如： callcalled B以e结尾的动词加-d， 如： likeliked第二单单元重点难难点将讲练讲练 （二） C末尾只有一个辅音字母的重读闭 音节词，先双写这个辅音字母，再 加-ed， 如: skip - skipped D结尾是辅音字母+y的动词，变y 为i再加-ed， 如： carry - carried第二单单元重点难难点将讲练讲练 （二）(2) 不规则动词的构成。 如： fall - fell go - went get - got run - ran eat - ate2一般过去时的句子结构(1) be动词的一般过去时态 在没有实义动词的句子中使用be动词 ，am和is的过去式为was，are的过去 式为were。 如: It was snowy in Beijing yesterday 昨天北京下雪了。 The animals were awake at night. 晚上动物们都醒着。第二单单元重点难难点将讲练讲练 （二）(2)实义动词的一般过去时态 肯定句要用动词的过去式。 如： We visited the Sydney Opera House last weekend. 上周末我们参观了悉尼歌剧院。第二单单元重点难难点将讲练讲练 （二） 沙场点兵 根据中文意思完成句子。 1他没有通过这次考试。我也没有 。 He didnt pass the exam. I didnt, _. 2当Tim听到火警声时，他迅速起床 了。 When Tim heard the fire alarm, he_ _ quickly.eithergot up3学好英语对我们来说是很重要的 。 Its _ for us to _ English well. 4当我年幼时，我不能做饭。 When I _ young, I _ cook. 5当火灾还小时，消防员将它扑灭 了。 The firemen _ _the fire when it was small. importantlearnwascouldntput on一、听录音，选择合适的图画。 二、听录音，选出与你所听到的句子意思 最相近的选项。 1. A. Its safe to play with candles.B. Its dangerous to play with candles.2. A. We never play on busy streets,B. We often play on busy streets.二、听录音，选出与你所听到的句子意思 最相近的选项。 3. A. The firemen can put out the fire.B. The firemen can start the fire.4. A. I usually play in the kitchen.B. I never play in the kitchen. 二、听录音，选出与你所听到的句子意思 最相近的选项。 5. A. Ben works twenty-four hours every day. B. Ben works twelve hours every day. 三、听短文,选择最佳答案。 1. Where did the Li Family go last weekend? A. They went to a new school. B. They went to a new park. C. They went to a new restaurant. 三、听短文,选择最佳答案。 2. How long did they wait before they could get a table? A. A day. B. Half an hour. C. An hour. 三、听短文,选择最佳答案。 3. Who gave Fanny a menu? A. The waiter. B. Mr. Li. C. Mrs. Li. 三、听短文,选择最佳答案。 4. Why couldnt Fanny decide what food to choose? A. Because she was too young to choose. B. Because she didnt like the food at all. C. Because she liked all the food. 三、听短文,选择最佳答案。 5. What should Fanny say?A. She should say, “What do you want?“ B. She should say, “What would you like?“C. She should say, “What do you eat?“四、词汇练习。 A. 英汉互泽。 1. 火警 _ 2. 灭火_ 3. 不要乘电梯 _ 4. walk down the stairs quickly _ 5. clean and fix our equipment _fire alarm put out the fire not take a lift快速走下楼梯清洁和组装设备（保养设备）四、词汇练习。B. 选词填空。Not play with, not take the lift, heard the fire alarm, call 119, not take your things6. Please _ _ when there is a fire. 7. We should _ _ _ fire when we are in the kitchen. 8. I did_ _ _ _ when I saw the fire. 9. When Mary_ _ _ _, she got out of the building. 10. When you leave the room, you should _ _ _ _. call 119not play withnot take the liftheard the fire alarmnot take your things五、选择最佳答案。 1. Our parents dont want us _ with candles.A. play B. to play C. played五、选择最佳答案。 2. Lily didnt walk down the stairs quickly. I didnt do it, _. A. too B. also C. either五、选择最佳答案。 3.-What did you do when you heard the fire alarm?- _.A. get up quick B. got up quickly C. gets up quickly五、选择最佳答案。 4. You shouldnt run _ jump when there is a fire drill. A. or B. and C. but五、选择最佳答案。 5. Its _to walk in line. A. polite B. well C. rude六、从下面方框中选出合适的句子完成对话 ，并将其字母编号填写在横线上。 A. How much is it? B. Its time for lunch. Im a bit hungry. C. Whats your favourite colour? D. These dresses are really beautiful! E. Id like a hamburger and some French fries.Daisy: Would you like to go to the shopping mall to look for some clothes for my birthday party, Mum? Mum: Sure, darling! Daisy: Look