Unit 2 Life in the Future 教案
people and the environment
in 2050, there won’t be enough water for the world’s population. because of the changes in climate and increase in farming, some places will be drier and people will not be able to produce enough food. the demand for water will create problems between countries and these problems may lead to war.
world population
by 2050, the population of the world will come to the highest point, probably around 8.5 billion people, and then it will start to decline. the structure of the population will also change. most people will be over 60 years old.
課堂練習(xí)：
i. 按要求改寫句子。
1. teenagers will use computers to do everything. （一般疑問句） ___________________
2. there will be much pollution. （否定句） ________________________________________
3. there will still be schools in the future. （一般疑問句，并做否定回答）
_________________________________________ ______________________
4. will there be flying cars in the future? yes, there will. （肯定句） _____________________
5. people will travel by flying cars in the future. （提問） __________________________
6. students will hand homework to their teachers by e-mail. （提問） _____________________
7. people will still read a traditional book when they want to enjoy a good story. （提問）
____________________________________________________________________
8. i wil l be over 50 years old in 2050. （提問） ___________________
ii. 單項選擇。
1. there a new tv play on channel 1 this evening.
a. is going to have b. will have c. is going to be d. shall be
2. i’m not sure if it tomorrow. if it , we won’t go to the great wall.
a. will snow, snows b. will snow, will snow
c. snows, snows d. snows, will snow
3. —do you mind my opening the window? it’s hot here.
— .
a. i think you’re wrong b. yes, please. c. of course not. d. i don’t agree.
4. —hall we go to the zoo tomorrow?
— .
a. thank you b. very well c. excuse d. good idea
5. they’ll see changes in travel, ?
a. will they b. won’t they c. do they d. don’t they