问题 单项选择题

我国火箭喷气技术即导弹技术的发展计划,是()首先提出来的。他曾是世界气体力学大师冯·卡门的学生,1955年回国担任中国科学院力学所所长,后来曾任国防部五院院长、副院长。

A.钱三强

B.钱伟长

C.钱学森

D.郭永怀

答案

参考答案:C

填空题
阅读理解

阅读理解。

     The management and staff are happy to welcome you and will do all they can to make your stay an

enjoyable one.                     

     MEAL TIMES   

     Our overnight charge includes a continental-type breakfast.   

     Breakfast: 7:30-9:30 a. m.   

     Lunch: 12:00-2:00 p. m.   

     Afternoon tea: 4:00-5:30 p. m.   

     Dinner: 7:00-9:15 p. m.   

     Meals can be served in rooms at a small extra charge. We regret that meals cannot be served outside

these times.   

     Light refreshments including tea, coffee, biscuits and sandwiches, can be served in rooms between

10:00 a. m. and 11:00 p. m. except during the meal times listed above. Cold drinks are available in the room

refrigerator.                        

     ROOM CLEANING   

     Please hang the appropriate sign on your door handle if you do not wish to be disturbed. It will be easier

for the maids if you can leave the room temporarily at any time between 9:30 a. m. and 4:00 p. m.                           VALUABLES   

     We are not responsible for the loss of money, jewellery, or other valuables unless they are kept in the

safe and signed for by the manager.                     

      DEPARTURES   

     Please inform receptionists of your intended leaving before 9:30 a. m. of the day concerned and leave

the room by noon to allow for its preparation for incoming guests. If circumstances (情况) require, luggage

can be left in the charge of the hall porter.                   

     A SPECIAL REQUEST   

     We would respectfully suggest that in consideration of the comfort of other guests, the volume of radios

and televisions should be turned down after 11:00 p. m.

1. Meals can be served _______.  

A. outside the room at 3:00 p. M.

B. in the dining-room at 6:00 p. m.   

C. in the dining-room from 7:30 a. m. to 9:15 p. M.

D. in rooms at 9:00 p. m.

2. If you intend to leave the room tomorrow, you may leave at any of the following hours except _______.   

A. 3:00 p. m.     

B. 12:00 a. m.

C. 10:00 a. m.     

D. 11:00 a. m.  

3. Where is this notice most likely to be found?   

A. At restaurants.    

B. In shops.

C. In hotels.     

D. In the newspapers.  

4. What can we conclude from the last paragraph?   

A. You should respect the other guests.   

B. You are not allowed to use radios and televisions.   

C. You shouldn't make the radios and televisions too loud after 11:00 p.m.   

D. To comfort others, you should turn off radios and televisions after 11:00 p.m.