1、选择性必修三 Unit 2 Healthy Lifestyle 单元语法及写作一、单元语法：不定式作主语【用法归纳】1. 直接作主语：To say is one thing, and to do is another.2. 当作主语的不定式结构比较复杂时，往往用it作为形式主语：It is rude to turn your back to your teacher and refuse to answer.l 常用的结构由：It is/was adj. (for/of sb. ) to do sth. (注意：当adj用来修饰sb.的时候，介词用of) It is/was a/an +n.
2、to do sth. It takes/took sb. time/courage/patienceto do sth. It costs/cost sb. money to do It requires/required courage/patience/hard work to do sth. 注意：1). 单个不定式作主语时，谓语动词用单数形式；两个及以上的不定式作主语时，谓语动词用复数形式；但作为一个整体时，谓语动词为单数形式。a. Where to go on holiday and when to go for the holiday have not been decided.b
3、. Where and when to go on holiday has not been decided. 2). 不定式作主语时，若其后需要动词作表语，那么表语最好也使用不定式来保持形式一致。 To help us out is to help yourself out.I. 单句语法填空1. _(save) time is to lengthen life.2. It cost him no money _(watch) the movie Wolf Warriors which Wu Jing directed and starred in, for he was given in
4、free ticket.3. Its a great honor _ me to invite and make a speech here.4. It is wise _ you to teach the children practical knowledge as well.5. Its impolite _ you to make fun of others.6. It requires a great deal of memorizing work _(master) a foreign language.7. How _(stop) polluting this important
5、 river is a big problem.8. _ is necessary to lock the car when you dont use it.9. It took the designer three whole days _(complete) that program.10. It is considerate of you _(keep) the poor child company before his parents are found.II完成下面句子1. 爱与被爱是一个人能获得的最大幸福。_2. 每个人都有必要为未来的生活做计划。_3. 一大早去赶五点钟的车不是个
6、好主意。_4. 每个人 都学习并掌握一些使用的技能是很重要的。_5. 观看电影流浪地球The Wandering Earth是我们最渴望做的事。_III. 语篇填空As is often heard, some young people consider life 1_(be) unfair and think it is hard to lead a happy life. In 2_(respond) to this opinion, Id like to say, “It is a good idea to change it for the better if youre not fo
7、nd of your life.” It is 3_(benefit) to your life to do the following three things well.The first thing for you is to forgive mistakes 4_(make) by others. we humans are making mistakes all 5_ way. So it is necessary to accept 6_ you or others have done wrong and try to do better next time. 7_ is not
8、necessary to punish yourself or others forever. In fact, it is the only way 8_(correct) mistakes so as to make the mistakes disappear.9_(clean) up your house is the second one. Indeed its very good for you to make the house 10_ you work and live really enjoyable. The third one is to build different
9、11_(skill). Its boring and limiting to remain 12_(stick) in a single career. It is 13_(reward) to learn different skills, possibly from 14_(complete) unrelated fields. You will never know how fun it is 15_(try) new things until you do it!二、单元写作：健康的生活方式I典例详析 假定你是学生会主席李华，你所在的校园一些学生有不良饮食习惯，请你在你校英语论坛上以“
10、You are what you eat!”为题发表演讲，号召同学们养成健康的饮食习惯。内容包括：1. 健康饮食问题；2. 你的建议；3. 提出呼吁。注意：1. 词数80左右；2. 可适当增加细节，以使行文连贯。_a. 关键词语：1. 不吃早饭_2. 上瘾，入迷_3. 含糖饮料_4. 对挑剔_5. 对有害_6. 为了应对/响应_7. 保持活力 _8. 增强体质_9. 养成好习惯_10. 保持均衡的饮食_11. 身心健康_12. 经常锻炼 _b. 根据中文提示完成下面句子（尽可能用上已学词汇和句式）：不良习惯：1). 一些人经常不吃早餐；而另一些人则总是受暴饮暴食的困扰。_2). 许多人沉迷于零
11、食和含糖饮料，而其他人在挑食。_后果：3). 所有这些不良习惯让我们精疲力竭，并对我们身心健康有害。_建议：4). 为了应对这些问题，自律真的非常重要。_5). 我们绝不应该不吃早餐，因为它对于我们在课堂上保持活力非常重要。_6). 另外，我们应该平衡饮食，这个饮食由适量的鱼、肉、水果和蔬菜构成。_7). 只有这样，我们才能保持健康并且充满活力。_呼吁：8). 为了我们的健康和未来，让我们立刻行动起来吧。 _连句成文（尽可能使用高级词汇和句式，可适当增加细节）：_实战演练：假如你是李华，你的英国笔友Jimmy减肥以后，感到身体疲倦、虚弱，不知道如何是好。请你写一封信，提出你的健康建议。主要内容
12、包括:1. 表示同情；2. 你的建议；3. 表达祝愿。注意：1. 词数80左右；2. 可适当增加细节，以使行文连贯。_Unit 2 单元语法和写作参考答案：I. 1 To save 2 to watch 3 for 4 of 5 of 6 to master 7 to stop 8 It 9 to complete 10 to keep II. 1. To love and to be loved is the greatest happiness one can get. 2. It is necessary for everyone to make plans/plan for the f
13、uture life. 3. To catch the %:00 bus early in the morning/in the early morning is not a good idea. 4. It is very important for everyone to learn and master some practical skills. 5. To watch the movie The wandering Earth is what we desire to do most. III. 1 to be 2 response 3 beneficial 4 made 5 the
14、 6 what 7 It 8 to correct 9 To clean 10 where 11 skills 12 stuck 13 rewarding 14 completely 15 to try典例详析：1). Some people often skip breakfast while others are always disturbed by eating too much. 2). Many are addicted to snacks and sugary drinks and others are particular about food. 3). All these b
15、ad habits we surely make us worn out and will do harm to our physical and mental health. 4). In response to these problems, self-discipline really matters/counts.5). Never should we skip breakfast as its very important for us to stay dynamic in class.6). Besides, we should live on a balanced diet, w
16、hich is composed of proper amount of fish, meat, fruit and vegetables. 7). Only in this way, can we keep fit/healthy and get refreshed.8). For out health and future, lets take action straight away!连句成篇：You are what you eat!Just as the saying goes, you are what you eat. However, people repeatedly ign
17、ore it. Some people often skip breakfast while others are always disturbed by eating too much. Many are addicted to snacks and sugary drinks and others are particular about food. All these bad habits we surely make us worn out and will do harm to our physical and mental health. In response to these
18、problems, self-discipline really matters/counts. We should reward ourselves with a good eating habit. Never should we skip breakfast as its of critical imporantce for us to stay dynamic in class. Moreover, we should live on a balanced diet, which is composed of proper amount of fish, meat, fruit and
19、 vegetables. Only in this way, can we keep fit/healthy and get refreshed.For our health and future, lets take action straight away!Thats all. Thank you. 实战演练：Dear Jim,Im sorry to know that you feel stressed out and weak after losing your weight. Youre not alone. The following tips may work.For one t
20、hing, live on a healthy diet, which should be composed of fruit, meat, vegetables, etc. They will help you get refreshed easily. Furthermore, to do moderate exercise is essential. Its harmful whether you work out too much or too little. In brief, your physical and mental healthy relies on both a healthy diet and moderate exercise.I hope these tips will be of some help to you. May you stay dynamic again!Yours, Li Hua
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