A. the radio has two telephones B. you can talk to and listen to somebody by radio C. the boys and girls can listen to somebody by radio D. people can talk to a doctor hundreds of miles away by radio 参考答案:B 答案解析:[解析] 第二段第二句提到“It works much like a telephone．A person can listen to someone else talk and give an an
第26题: [单项选择]What are the speakers probably going to do A. To persuade Mary to spend more time on her lessons. B. To help Mary to prepare for the upcoming concert. C. To talk with Mary about going to the concert. D. To ask Mary to stop worrying about the exam. 参考答案:A 答案解析:[听力原文]
A: I’m really getting worried about Mary. She was sitting in for the exam in two weeks’ time
