U 校园 大学英语 2 unit5 单元测试长对话Directions: In this section, you'll hear some long conversations、 At the end of each conversation, some questions will be asked、 Both the conversation and the questions will be spoken only once、 After each question, choose the best answer from the four choices marked A, B, C, and D、1) A、 A drive to raise environmental awareness、B、 A campaign to provide more recyclingC、 An activity to encourage cycling on campus、 D、 An effort to enhance the awareness of driving、 2) A、 Print out and distribute hundreds of small posters on campus、B、 Print out and distribute large posters with slogans on campus、C、 Take photos of students with wildflowers next to their posters、D、 Encourage students to plant wildflowers outside the Students Union、3) A、 To remind students to keep rec