C Do a survey

答案略

D Read and write
1 Jane likes painting. She has painting lessons every Saturday morning. She wants to be a .
2 Kate is good at dancing. She thinks dancing can make people healthy and beautiful. Her dream is to be a .
3 John often plays football with his friends after school. He wants to be a football . He wants to play in the World Cup some day.
4 Henry brushes his teeth every day. He cares about his teeth. He wants to be a . He wants to help children with bad teeth.
5 People in Australia welcome . Come and visit Australia. You will find many interesting things here. Kangaroos and koalas are so funny.

1. painter；2. dancer；3. player；4. dentist；5. visitors

1. 根据“likes painting”的描述，结合单元职业词汇，填painter（画家）；2. 根据“good at dancing”的描述，填dancer（舞蹈家）；3. 根据“often plays football”“play in the World Cup”的描述，空处已有football，填player（运动员）；4. 根据“cares about his teeth”“help children with bad teeth”的描述，填dentist（牙医）；5. 根据“Come and visit Australia”的语境，填visitors（游客）。