Chapter 10 SBI Units 19-20
☆重点句型☆
1. What do you think causes these changes?
2. It is on this arable land that the farmers produce food for the whole population of China.
3. To make as much use of the land as possible, two or more crops are planted each year where possible.
4. Not only is food production important but also taking care of the environment.
5. Much of the wisdom discovered by early Chinese scientists is still useful for farming.
6. Acting our stereotypes of people from different countries can be very funny.