单项选择题
是用于多媒体及一些交互应用的传输协议,但对于大多数Internet应用,端到端的可靠有序传输是必须的,这些应用必须采用(69)协议。
- A.HTTP
B.TCP
C.IP
D.UDP
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单项选择题
Windows98充分利用了386处理器的3种工作模式以运行不同的应用程序。下面是有关 Windows98的工作模式与应用程序的一些叙述: ①在实模式下可以同时运行多个DOS应用程序 ②利用Windows98的MS-DOS方式运行DOS程序时,在窗口方式下运行时系统处于虚拟8086模式,在全屏幕方式下运行时系统处于实模式 ③在虚拟8086模式下运行DOS应用程序时,处理器实际上是运行在保护模式下 ④所有的Win16应用程序和Win32应用程序均只能在保护模式下运行在上面的叙述中,( )是错误的。
A.①②
B.①②③
C.①②③④
D.③④ -
单项选择题
屈原是我国文学史上伟大的爱国诗人,其最具有代表性的作品是()。
A.《怀沙》
B.《九歌》
C.《天问》
D.《离骚》 -
单项选择题
Task 1Directions: After reading the following passage, you will find 5 questions or unfinished statements, numbered 36 through 40. For each question or statement there are 4 choices marked A, B, C, and D. You should make the correct choice.Nearly 40 percent of adults make New Year's Plans, but how many actually keep them through the year? What follows are five of the best tips(窍门) based on research and my experience as a business and personal coach. Tip 1: Use your imagination. If all we see is a goal—not linked to a dream behind it, the goal soon starts to look like an item on a to-do list that's easily given up. Ask yourself: What is important to me about this goal? What do I desire here? Then you have the will to fulfill it. Tip 2: Break it down. New Year's plans are often forgotten when we feel our goal is too big. A sure way to stay focused is to set tiny goals and celebrate their achievements. To break down a really big goal, imagine 12 actions towards it this year—and you have a good enough plan. Tip 3: Keep records. Writing down goals and recalling your experience is a powerful way to achieve them. Make note of monthly achievements and schedule time to review your plan. Tip 4: Admit failures. We all fail. How we choose to interpret 'failure' is key. Looking at mistakes as learning opportunities helps us get closer to our goal. Tip 5: Choose a partner. A partnership makes the process fun. Pick someone who's as excited about reaching the goal as you are.What does the writer think of people who are making New Year's plans?A.They are likely to carry them out.B.They are likely to give them up.C.They should not make the plans.D.They should not change the plans.
A.
Nearly
B.
C.
D.
E.
F.
G.
What
H.They
I.
B.They
J.
C.They
K.
D.They
L.
