题目

---______ ---Yes, she is.A. What is Mary doing B. Does Mary go to school by bus?C. Is Mary reading or talking D. Is Mary talking on the phone?  答案：【答案】D【解析】A. What is Mary doing?玛丽正在做什么，特殊疑问句；B. Does Mary go to school by bus?玛丽乘公共汽车上学吗？一般疑问句；C. Is Mary reading or talking? 玛丽在读书还是谈话？选择疑问句，要用事实回答；? D. Is Mary talking on the phone?玛丽在通过电话交谈吗？一般疑问句。 根据肯定回答，可知问句时一—Good luck with your English!   —_____. [     ]A. Just so-so  B. All right  C. That's right  D. Thank you