1. We'd like to buy some oranges. (改为一般疑问句)

2. This French book must be Mary's. (改为否定句)

3. It seems that she has changed a lot. (改为同义句)

4. Why don't you join an English club to practice speaking English? (改为同义句)

5. It is so hard that we can't understand the sentences. (改为简单句)

Everyone enjoys music. But do you know it can improve the lives of sick kids? __57___ In fact, music has changed the world a lot. In Australia , a scientist, Catherine, has made a music program.  ___58___ “Music can make you happy, music can make you sad, music can make you relaxed and take away any stress (压力) ，”said Catherine.
For thousands of years people has believed that music has a great effect on both the mind and the body, but it was only about 70 years ago that scientists began to study its medical（医学） benefits（益处）. ___59____ Since then, people has began to use music to help patients. People even used it to help kids in schools get better marks.
Now music is being used in a special programme called Music Therapy (疗法). It helps people improve their quality of life in many different ways by using music. Sophia is 11. She got cancer (癌症) five months ago, but playing music, learning new songs and singing have become a part of life. She said, “It takes my mind off feeling sick. While I am listening to music, it tells me not to give up hope. ___60____”
It seems that a few minutes of music a day can help keep the doctor away!

Everyone enjoys music. But do you know it can improve the lives of sick kids? __57___ In fact, music has changed the world a lot. In Australia , a scientist, Catherine, has made a music program.  ___58___ “Music can make you happy, music can make you sad, music can make you relaxed and take away any stress (压力) ，”said Catherine.

For thousands of years people has believed that music has a great effect on both the mind and the body, but it was only about 70 years ago that scientists began to study its medical（医学） benefits（益处）. ___59____ Since then, people has began to use music to help patients. People even used it to help kids in schools get better marks.

Now music is being used in a special programme called Music Therapy (疗法). It helps people improve their quality of life in many different ways by using music. Sophia is 11. She got cancer (癌症) five months ago, but playing music, learning new songs and singing have become a part of life. She said, “It takes my mind off feeling sick. While I am listening to music, it tells me not to give up hope. ___60____”

It seems that a few minutes of music a day can help keep the doctor away!