【单选题】听力原文:W: Dr. Steven, I am thinking about changing my major before the end of the freshman year. M: What are you studying now? W: I am taking three general requirements, American history and American li...
【单选题】听力原文:(M = Jim, F = Linda) M: Hello, Linda. F: Hello, Jim. M: I'm thinking of investing in your educational computers that your company has produced and I'm interested in the advertising campaign1. F: ...
【简答题】1 This is mainly due to the _____________ disposal of rubbish by people. 2 Many in our country do not know the pain of _____________, but we can listen to those who do. 3 I want to show you a little b...