4 Review Write down the phrases. 1. 打扫 ________ clean up 2. 分发 ________ 3. 曾经 _______4. （使）变得更高兴 ________5. 义务做某事 _________________6. 大打扫日 ______________7. 想出主意（办法）____________clean upgive outused tocheer upvolunteer to do sth.Clean-Up Daycome up with
5 Role-playHi, Tom. I’m making some plans to work in an old people’s home this summer.Really? I did that last summer!
7 feeling n.感觉；感触；感情e.g. He had to lower his voice to controlhis feeling.他不得不压低声音来控制自己的感情。
8 satisfaction n.满足；满意satisfy v. + actionsatisfactione.g. Looking at a beautiful paintingalways gives one satisfaction.观看一幅美丽的图画总会使人心满意足。
9 joy n.高兴；愉快e.g. It’s difficult to describe myjoy in words.难以用语言来描述我的快乐。
10 owner n.物主；主人own (v. 拥有 ) + erownere.g. They decided to give the catback to the owner.他们决定将猫归还它的主人。
11 journey n.旅行；旅程e.g. A thousand-li journey beginswith the first step.千里之行始于足下。
12 Warming upWatch a video and answer the questions.
13 1. Where did they volunteer to work? They volunteered to work at the old people’s home.2. What did they do there?They made dumplings for the old people. They cleaned up their rooms. They talked with the old people. They sang and danced for the old people.3. What do you usually do on your free time? Would you like to volunteer to do anything for others?
14 Reading 3a Read the article and answer the questions. 1. What does Mario love?He loves animals.2. What does Mary love?She loves reading books.3. What do Mario and Mary volunteerto do?Mario volunteers at an animal hospital and Mary helps kids learn to read.
15 3b Read the article again and answer the questions. 1. Why does Mario volunteer to help others?2. Why does Mary volunteer to help others?3. What does Mario say about volunteering?4. What does Mary say about volunteering?
16 1. Why does Mario volunteer to help others? Because he believes it can help him to get his future dream job.2. Why does Mary volunteer to help others?Because she can do what she loves to do and help others.
17 3. What does Mario say about volunteering? He gets such a strong feeling of satisfaction when he sees the animals get better and the look of joy on their owners’ faces.4. What does Mary say about volunteering?Volunteering is a dream come true for her.
18 3c Use infinitives to complete the sentences below. 1. Mario would like _____ an animal doctor.2. Mario works for an animal hospital because he wants ________ about how _______ for animals.to beto learnto care
19 3. Mary decided ________ for a job at an after-school reading program last year. She still works there now _______ kids learn to read.4. Mary has a dream job because she can do what she loves ____________.to try outto helpto do
20 Language points1. Mario Green and Mary Brown from Riverside High School give up several hours each week to help others.from River High School 为介词短语作后置修饰语，翻译时应提前。to help others作目的状语。是“每周拿出几个小时”的目的。
21 2. Mario believes it can help him to get his future dream job help sb. (to) do sth. 帮助某人做某事；help后的不定式符号to，可以省略。e.g. Mike called on his sister to help himlook for his lost keys.迈克叫上他妹妹帮助他找钥匙。
22 3. …but I want to learn more about how to care for animals want to do sth. 想要做某事, to不定式做want的宾语。e.g. Grandpa wanted to lend us some money to buy a new car.爷爷想借给我们钱去买一辆新车。
23 how to care for animals是复合不定式结构，作介词about宾语。相当于：特殊疑问词+ to不定式，构成复合不定式结构。(how he could care for animals).e.g. They don’t know where to build the new house.=They don’t know where they can build the new house.他们不知道在哪里可以建新房。
24 4. Last year, she decided to try out for a volunteer after-school reading program. 去年，她决定参加一个志愿者课外阅读的活动。decide to do sth. 决定去做某事，to不定式做宾语。e.g. He decided to get married. 他决定结婚。
25 5. She still works there once a week to help kids learn to read. 她仍旧在那里一周工作一次帮助孩子们阅读。to help kids learn to read不定式短语作目的状语learn to read是help的宾语
26 6. I can do what I love to do and help others at the same time. 我可以做我所喜欢的事情，同时还可以帮助他人。从句what I love to do在句子中作do的宾语。
27 Exercises I. Fill in the blanks using the words in the box. several, feeling, owner,journey, satisfaction1. I only want to sleep for _______ minutes.2. The _______ from London to Oxford takes about an hour and a half.severaljourney
28 several, feeling, owner,journey, satisfaction3. The next morning, the _____ of the house prepared the breakfast for us.4. He looked at his work with a smile of __________.5. She enjoys the _______ of freedom.ownersatisfactionfeeling
29 II. Complete the sentences. 1. My brother wants _____ (be) a pilot.2. You’ll never learn ______ (ride) a bike if you don’t practice.3. Mike taught his grandpa how _____ (use) the computer.to beto rideto use
30 4. Mr. Smith helped the young man ______ (find) a job. 5. The students decided _______ (work) out the problem by themselves.6. He volunteers _______ (work) on the farm.to findto workto work
31 Make sentences with these phrases. help (to) do, want to do,learn to do, decide to do,how to do, volunteer to do