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【多选题】
关于BufferedReader类的说明正确的是()A.
BufferedReader对象的创建必须以一个Reader对象为参数
B.
BufferedReader类的readLine()方法，可以读取一个文本行。通过下列字符之一即可认为某行已终止：换行 ('\n')、回车 ('\r') 或回车后直接跟着换行。
C.
BufferedReader类的readLine()方法的返回值，包含该行内容的字符串但不包含任何行终止符，如果已到达流末尾，则返回 null
D.
BufferedReader是个低效的字符输入流
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反馈参考答案：
举一反三
【单选题】listen and say (听录音选择正确的回复语)
A.
I like her very much.
B.
She likes travelling.
C.
She is very clever.
【单选题】listen and say (听录音选择正确的回复语)
A.
They live too far away.
B.
I miss them very much .
C.
No, but I often call them.
【单选题】listen and say (听录音选择正确的回复语)
A.
I like them very much.
B.
We often play together.
C.
They are my good friends.
【单选题】listen and say (听录音选择正确的回复语)
A.
Which hand？
B.
sure , what is the problem?
C.
Not at all .
【单选题】listen and say (听录音选择正确的回复语)
A.
I like to make new friends.
B.
I join a club and make friends there.
C.
I have many friends
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