Unit 1 New Energy and Environment Unit Objective Section Ⅰ Speaking Section Ⅱ Reading Section Ⅲ Writing Section Ⅳ Grammar Test 1 Unit 2 Artificial Intelligence Unit Objective Section Ⅰ Speaking Section Ⅱ Reading Section Ⅲ Writing Section Ⅳ Grammar Test 2 Unit 3 First Aid in Emergency Time Unit Objective Section Ⅰ Speaking Section Ⅱ Reading Section Ⅲ Writing Section Ⅳ Grammar Test 3 Unit 4 The Organizational Structure Unit Objective Section Ⅰ Speaking Section Ⅱ Reading Section Ⅲ Writing Section Ⅳ Grammar Test 4 Unit 5 Interview Unit Objective Section Ⅰ Speaking Section Ⅱ Reading Section Ⅲ Writing Section Ⅳ Grammar Test 5 Unit 6 Business Negotiation Unit Objective Section Ⅰ Speaking Section Ⅱ Reading Section Ⅲ Writing Section Ⅳ Grammar Test 6 Unit 7 Ocean Environment Unit Objective Section Ⅰ Speaking Section Ⅱ Reading Section Ⅲ Writing Section Ⅳ Grammar Test 7 Unit 8 Life after Graduation