Unit 1 Education 1
Unit 2 International Politics 17
Unit 3 Electronic Engineering 37
Unit 4 Economics and Finance 53
Unit 5 Universe 75
Unit 6 Culture 93
Unit 7 Artificial Intelligence 114
Unit 8 Transpotration 134
Unit 9 Medical Science 152
Unit10 Big Data 168
Unit 11 Civil Engineering 185
Unit 12Social Life 203
Unit 13 Physics 222
Unit 14 Chemistry 245
Unit 15 Entertainment 264
参考文献 278