Unit 1 Technology Section A Section B Section C Unit 2 Education Section A Section B Section C Unit 3 Famous People Section A Section B Section C Unit 4 Different Cultures Section A Section B Section C Unit 5 Job Section A Section B Section C Unit 6 Social Problems Section A Section B Section C Unit 7 Economy Section A Section B Section C Unit 8 Environment Section A Section B Section C 参考答案及简析
