第1题
常压下,1公斤的水,温度升高1℃要吸收()千焦的热量
A.3.18
B.4.18
C.5.18
第2题
天然气经调压系统减压后,温度怎么变化?(此处重复)
A.压力每下降1公斤,温度下降约0.5摄氏度
B.压力每下降1公斤,温度下降约1摄氏度
C.压力每下降1公斤,温度下降约2摄氏度
第3题
A.多发性硬化
B.急性脊髓炎
C.亚急性脊髓炎
D.吉兰-巴雷综合征
E.运动神经元疾病
第4题
Dining Room: Breakfast is served in the dining room from 8 to 9:30 a.m. Also the room staff (服务员) may bring breakfast to your room at any time after 7 a.m. If this happens, please fill out a card and hang it outside your door when you go to bed. Lunch is from 12 to 2:30 p. m. Dinner is from 7:30 to 9 p. m.
Room service: This operates 24 hours a day; phone the Reception desk, and your message will be passed on to the room staff.
Telephones: To make a phone call, dial(拨) 0 for Reception and ask to be connected. We apologize for delays if the lines are very busy. There are also public telephones near the Reception desk. Tell Reception if early calls are needed.
Shop: The hotel shop is open for presents, gifts and goods from 9 a.m. to 5:30 p. m.
Laundry: We have a laundry in the building, and will wash, iron and return your clothes within 24 hours. Ask the room staff to collect them.
Bar(酒吧):The hotel bar is open from 12 to 2 p.m. and 7 p.m. to 1 a.m.
Banking: The Reception staff will cash cheques (兑现支票)and exchange any foreign money for you.
You would see this notice ______.
A.in a hotel bar
B.in a hotel (lining room
C.in a bedroom of a large international hotel
D.at the entrance of a small family hotel
第9题
水的气化热很大,1公斤的水在100度时变成同温度的蒸汽要吸收()千焦的热量
A.2259
B.2359
C.2459