19．
　　The air all round us is so dirty. And we breathe dirty air every day. A lot of this air comes from cars. When we (1)       a bus or take a walk, we take in the harmful gases that comes out of the cars. If we do sports (2)      , we take in even more. These harmful gases do harm to people's health and make people (3)      . It can cause people to have a cough or allergies.
　　It can also make people not live as long. So we must do something. For example, instead of using a car or bus for transportation, we can walk or ride a bicycle because walking and riding a bicycle don't cause much (4)      . Also, trees can take harmful gasses from the air and give us more oxygen. So we should plant more trees. If we all do our part, we'll make the air much (5)      !

26．Betty would like to be a doctor in the future. (改为否定句)
Betty _________ _________ to be a doctor in the future.

28．Her father has worked as a manager since 2001. (根据划线部分提问)
_________ _________ has her father worked as a manager?

30．Mary works harder than Jane. (保持原句意思基本不变)
Jane doesn't work _________ _________ as Mary.

32．　　I have a friend. She doesn't walk, talk or laugh, but she is very kind and friendly to me.
　　When I feel tired, she can help me (1)      . She makes me happy almost every day. You can't touch or see her, but she's (2)       Do you know who she is? She is my best friend﹣music.
　　Music is my favorite type of art. When I was four years old, I began to listen to different kinds of music. The first time I saw a piano, a black-and-white musical instrument, I was attracted by it. At first, I was (3)       playing the piano. But, as a four-year-old girl, classical (古典的) music is not very interesting to me. So, I became impatient and didn't want to play the piano anymore. (4)      , two months later, I changed my mind.
　　One day, I was listening to The Ninth Symphony (《第九交响曲》) at home. The symphony sounded very beautiful. My mother told me that Beethoven wrote it after he was deaf. Beethoven was deaf, but he didn't give up the piano. So I should (5)       him. From then on, I began learning to play the piano again and tried very hard to practice. I love playing the piano. When I feel happy, I will play a happy song to share (6)       with my parents; when I feel sad, I will choose a sorrowful song to pour out my sadness. I will always remember my best friend, music.

33． Li Ming has studied in the UK for nearly two years now. But he'll never forget his first few weeks of living in a different country.
The Food
In China, I'll eat almost a(1)            . But I remember the first food I tasted at school in England. We had a soup and it was tasteless. In China, our food is quite salty, but we like it b(2)             the salt makes it taste nice. A friend advised me to try some cheese and biscuits. I thought biscuits were the same as 'cookies' in America but I was wrong. Again, I felt d(3)            .
Introductions
In China when you m(4)             someone for the first time, you sometimes shake hands. But my friend's mother gave me a kiss when I left his house. I felt so surprised and my face went very red at that time.
Socialising (社交)
I remember when I went around to a friend's house and I wanted to say 'thank you' to his mother. So I took a cake as a p(5)            . But from her face, I knew that I had taken something wrong. In England, we o(6)             give cakes on someone's birthday.

34．　　Tom Brown, an office worker, lives in New York, USA. He inherited (继承) 1, 000, 00 when he was 23 years old. He didn't feel happy at all. His college friends were looking for their first jobs, but he didn't have to. Tom decided to keep living a simple life like everyone else. He didn't tell any of his friends and gave 100, 000 of his money to a charity (慈善团体) to help poor children to live better lives. Today he is 36, he still wears cheap shoes and clothes and owns a small car only, but he is much happier.
　　Until now Tom has helped 15 children from poor countries all over the world, ＄200 a month for each. The child does not receive the money in cash (现金). The money pays for the child's school expenses, food, medical care and clothing. Tom receives a report on the children's progress each year. They can write to each other, but usually the children do not speak English.
　　Once Tom went to visit a little girl in Africa. 'When I saw her, I felt very happy,' he said, 'I saw that the money was used for a very good plan. It brought me closer to the child in a way that giving money alone cannot. ''I want to do everything I can. I will go on helping those children in need,' he added.

(1)Did Tom need to look for a job after he got the money?
                                              
(2)Why did Tom give his money to a charity?
                                              
(3)How much does Tom spend on all the children every month?
                                              
(4)Where did Tom visit a little girl?
                                              
(5)What do you think of Tom? Give at least one reason.