问题 单项选择题

以下有关强迫性中断事件的叙述中,哪一个是错误的 ( )

A.输入输出中断是来自通道或各种外部设备的中断,用于反映通道或设备的工作情况

B.硬件故障中断是机器发生错误时产生的中断

C.时钟中断是硬件时钟或软件时钟到时而引起的中断

D.程序性中断是正在运行程序有意识安排而引起的中断

答案

参考答案:D

阅读理解

阅读理解。

                                                             Hotel Reservations

     Welcome to the Kampala Beach Hotel Reservations (预定) System. You can reserve a room or package

one of three ways: (a) online, (b) by phone, and (c)by email. Did you know? You can take advantage of

special savings by booking direct with us online.  

A. Online Reservations

     Enter your travel dates and the number of guests below to book your room online now.  

     Click here to check on an existing online reservation.  

     If you are searching for a specific package, please make sure your check-in and check-out dates allow

for the minimum number of nights in the package. 

     You may make reservations for a maximum of 4 guests per room. For requests of 10 rooms or more,

please refer to Group Accommodations.  

B. Reservations By Phone  

     If you prefer to reserve by phone, please call:  

     Toll Free from the USA, Canada, and Hawaii: +1-800-262-8450  

     Worldwide Direct: +1-808-661-0011

     Hours (Hawaii Standard Time):

     Monday to Friday: 6 a.m. to 6 p.m.

     Saturday: 7 a.m. to 5 p.m.

     Sunday: 7 a.m. to 4 p.m.  

C. Reservations By E-mail  

     If you prefer to submit (提交) an e-mail reservations request, click here.  

     Submitting an e-mail request does not guarantee a reservation. For immediate confirmation and booking,

please use online reservations engine above.

1. What is the purpose of writing the passage?[ ]

A. To attract more tourists to the hotel.

B. To introduce a new hotel.

C. To show the importance of science.

D. To make the trip for tourists easier.

2. If you want an immediate booking, you'd better use "_____". [ ]

A. Online Reservations

B. Reservations By Phone

C. Reservations By E-mail

D. Did you know?

3. From the passage we may infer the hotel is in _____.[ ]

A. Canada  

B. mainland America

C. French  

D. Hawaii

4. If you want to book a package you have to _____. [ ]

A. submit an e-mail reservations request

B. make sure of your check-in and check-out dates

C. refer to Group Accommodations

D. wait for further notice

单项选择题