单项选择题 热水管道的正确安装顺序是（）。①水平横干管；②立管；③水平横支管

单项选择题 听力原文：M: Hi, Betty! Would you like something to drink? You are sweating!W: Oh, thank you! I have to work hard since I have put on a lot of weight recently.Q: Where does the conversation take place?(14)A．In the gymnasium.B．In the office.C．In the restaurant.D．In the hospital.

单项选择题 听力原文：W: Could I borrow some money from you? I want to buy a summer dress.M: You must be kidding! I haven't paid my rent for this month.Q: Whet does the man mean?(15)A．He would like to lend some money to the woman.B．He thought the woman shouldn't buy a summer dress.C．He is also short of money.D．His money has been used to pay for the rents.