题目内容
1、BufferedReader和BufferedWriter是具有缓冲功能的流，使用它们可以提高读写效率。
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2、BufferedReader类的readLine()方法，如果读到流的末尾，该方法返回的结果为null。
Listen to the recording again and fill in each of the blanks according to what you have heard.1)The freshman year at college is, generally speaking, a time filled with _____________, some anxiety, and _________________________________.
The workload will be ______________ and the major challenges of college work are a large amount of ___________________ and the short ______________.
College Friendship will be among the _____________________________ and _______________________ of one’s life. It’s always exciting to discover how ________________________________ college relationships can be.
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