资源简介 Unit 2 How often do you exercise 知识点详解一、重点短语1. help with housework:帮忙做家务。例如:I often help with housework on weekends.(我经常在周末帮忙做家务。)2. go shopping:去购物。例如:She goes shopping once a week.(她每周去购物一次。)3. on weekends:在周末。例如:What do you usually do on weekends (你周末通常做什么?)4. how often:多久一次,用于询问动作发生的频率。例如:How often do you play basketball (你多久打一次篮球?)5. hardly ever:几乎从不。例如:He hardly ever eats junk food.(他几乎从不吃垃圾食品。)6. twice a week:一周两次。例如:I go to the library twice a week.(我每周去两次图书馆。)7. use the Internet:使用互联网。例如:Most students use the Internet for study.(大多数学生使用互联网学习。)8. be free:有空。例如:Are you free this afternoon (你今天下午有空吗?)9. go to the movies:去看电影。例如:They go to the movies every month.(他们每个月都去看电影。)10. swing dance:摇摆舞。例如:She is good at swing dance.(她擅长摇摆舞。)11. stay up late:熬夜。例如:Don't stay up late. It's bad for your health.(不要熬夜,这对你的健康有害。)二、重点句型1. How often + do/does + 主语 + 动词原形... :这是询问做某事频率的常用句型。例如:How often do you exercise (你多久锻炼一次?)2. 主语 + 动词(s/es)+ 其他 + 次数 + a/an + 时间单位:用于表达做某事的频率。例如:I play soccer twice a week.(我一周踢两次足球。)三、语法要点1. 频度副词的用法:always(总是)、usually(通常)、often(经常)、sometimes(有时)、hardly ever(几乎从不)、never(从不)等频度副词在句中的位置通常在实义动词之前,be 动词、助动词或情态动词之后。例如:He always gets up early.(他总是很早起床。)I'm never late for school.(我上学从不迟到。)对这些频度副词提问用 how often。2. 一般现在时:含义:表示经常发生的动作、存在的状态或习惯性的行为。结构:当主语是第三人称单数(he、she、it、单个人名或单数名词)时,动词要用第三人称单数形式(动词词尾加 -s 或 -es),其他情况用动词原形。例如:She reads books every day.(她每天读书。)They play football after school.(他们放学后踢足球。)一般疑问句:当主语是第三人称单数时,借助助动词 does,动词还原为原形;当主语不是第三人称单数时,借助助动词 do。例如:Does she like music (她喜欢音乐吗?)Do you often go to the park (你经常去公园吗?)否定句:当主语是第三人称单数时,借助助动词 doesn't,动词还原为原形;当主语不是第三人称单数时,借助助动词 don't。例如:He doesn't watch TV on weekdays.(他在工作日不看电视。)We don't have classes on Sundays.(我们星期天没有课。)四、重点词汇1. full:满的;充满的;饱的。例如:The glass is full of water.(杯子里装满了水。)I'm full. I can't eat any more.(我饱了,不能再吃了。)2. maybe:或许;大概;可能,常放在句首。例如:Maybe he is at home.(也许他在家。)3. least:最少;最小,at least 至少。例如:You should drink at least eight glasses of water a day.(你每天至少应该喝八杯水。)以下是对这些重点词汇的造句:一、使用“full”造句1. The theater is full of people enjoying the performance.(剧院里满是欣赏表演的人。)2. After eating a big dinner, I felt full and satisfied.(吃了一顿丰盛的晚餐后,我感觉饱了并且很满足。)二、使用“maybe”造句1. Maybe we can go for a walk in the park if the weather is nice.(如果天气好的话,也许我们可以去公园散步。)2. Maybe she forgot to bring her textbook to school.(也许她忘记把课本带到学校了。)三、使用“least”造句1. You should spend at least an hour doing exercise every day to keep fit.(为了保持健康,你每天应该至少花一个小时做运动。)2. This is the least expensive option among all the products.(这是所有产品中价格最低的选择。)maybe 的造句1. Maybe it will rain tomorrow, so we'd better bring umbrellas.(也许明天会下雨,所以我们最好带上雨伞。)2. Maybe she is still angry with me for what I said yesterday.(也许她还在因为我昨天说的话生我的气。)3. Maybe we should take a different approach to solve this problem.(也许我们应该采取不同的方法来解决这个问题。)4. Maybe the store is closed at this time. We can try again tomorrow.(也许这个商店这个时候关门了。我们可以明天再来试试。)5. Maybe he has already found a new job.(也许他已经找到了一份新工作。)least 的造句1. This is the least difficult question in the exam.(这是考试中最不难的问题。)2. He did the least work among all the team members.(在所有团队成员中他做的工作最少。)3. She has the least experience in this field.(她在这个领域的经验最少。)4. The north part of the city gets the least amount of sunlight.(城市的北部得到的阳光量最少。)5. Of all the colors, I like blue the least.(在所有的颜色中,我最不喜欢蓝色。) 展开更多...... 收起↑ 资源预览