Dialogue A
A：Housekeeping．Can I help you？
B：Yes，there seems to be something wrong with the toilet．
A：We'll send someone to repair it immediately．What's your room number，please？
B：1287．
A：May I come in？
B：Come in．
A：What's the trouble？
B：The toilet doesn't flush．
A：Let me see．Oh，it's clogged…It's all right now．You may try it．
B：Yes， it's working now．Thank you．
A：You're welcome．Anything else？
B：The water tap drips all night long．I can hardly sleep．
A：I'm very sorry，sir．Some part needs to be replaced．I will be back soon．
Dialogue B
B：I've locked myself out of the room．May I borrow a duplicate key？
A：Don't worry，Mr Bell．I'll open the door for you．
（She opens the door with a duplicate key．）
B：Thank you very much．Sometimes I'm quite absentminded．
A：It doesn't matter，Mr Bell．What else can I do for you？
B：Ah，I'm afraid there's something wrong with the TV．The picture is wobbly．
A： I'm sorry．May I have a look at it？
B：Here it is．
A：（Tries to fix it，but in vain）I'll send for an electrician from the maintenance department．We can have it re-paired．Please wait just a few minutes，Mr Bell．（She leaves the room．Ten minutes later，there is a knock on the door．）
Electrician（E）： May I come in？
B：（Opens the door） How do you do？
E：How do you do？The TV set is not working well．Is that right，Mr Bell？
B：No，it isn't．
E：Let me have a look．（Finishes the repairing and checks other electric facilities in the room） Mr Bell，everything is OK now．
B：What efficiency！Thanks a lot．
（Taking out some fee） This is for you．
E：Oh，no．We won't accept tips，but thank you，anyway．We wish you a nice stay with us，Mr Bell．
Words and Expressions
flush v．用水冲洗
clogged a．塞住了
drip v．滴下
wobbly a．摇摆不定的
electrician n．电工，电学家
maintenance n．维修、保养
facility n．设备工具（常用复）
efficiency n．效率
