【简答题】听力原文:F: I started off as a trainee in that office over there. I was providing administrative support for three editors. Soon after I arrived, they brought in a new computer system, and just as I start...
【单选题】听力原文: Trees have a spectacular survival record. Over a period of more than 400 million years, they have evolved as the tallest, most massive and longest-lived organisms ever to inhabit the Earth. Yet ...
【简答题】A.It's the same over the 10-year period. B.It's getting worse over the 10-year period. C.It's getting better over the 10-year period. D.There is no way to solve the problem.