第13题: [单项选择]Allie lives 3 km west of Billy’s house. Charlie lives 4 km north of Allie’s house and 3 km west of Danny’s house. What is the distance from Allie’s house to Danny’s house A. 4 km B. 5 km C. 8 km D. 10 km E. 12 km 参考答案:B 答案解析:To solve this problem, draw a diagram such as this: [*] Recognize that Danny’s house will
第34题: [单项选择]A. He isn’t certain. B. In April. C. In October. D. Between April and October. 参考答案:A 答案解析:[听力原文] W: Have you decided when you are going to take your vacation M: No, I haven’t. I migh