One day Tom bought, for two dollars, a large number of used books. He put them in a (36) and pulled them to the (37) . He was to (38) at work until three in the morning. At three, he (39) to walk home. The streets were dark. Tom could (40) wait to arrive home and began to read his new books." (41) !" a voice shouted. But Tom was too (42) to hear the shout well.A moment later, a gunshot (43) his ear. He heard the shot. Tom turned to see what was (44) . An angry policeman ran toward him. The policeman thought that the bag did not (45) Tom. He shouted at Tom, "Drop it !"" (46) !" the policeman ordered.Tom opened it and the old books (47) out of it."Why not stop (48) when I shouted" the policeman asked, "If I had shot (49) , you would have been dead." "I didn’t (50) you," Tom said, "I am almost deaf."The policeman told Tom he was (51) for having shot at him." (52) would be better for you not to walk on the (53) at night." he said.Tom smiled, and told the policeman that his job (54) a telegrapher was a night job. The policeman could think of (55) to answer this. 49()
A. earlier
B. later
C. intime
D. better
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案例分析题User programs interact with the kernel through a set of standard (). They request services to be provided by the kernel. Such services would include accessing a file: open close, read, write, link, or execute a file; starting or()accounting records; changing ownership of a file or () ; changing to a new directory; creating, () , or killing a process; enabling access to hardware devices; and setting limits on system resources. Unix is a multi -user, multi -tasking operating system. You can have many users logged into a system simultaneously, each running many programs. It’s the kernel’s job to keep each process and user separate and to regulate access to () , including cpu, memory, disk and other L/O devices. creating, () , or killing a process.
A. deferring
B. suspending
C. hanging
D. holding
What does the man mean
A pair of black shoes.
B. A pair of blue shoes.
C. A black shirt and a pair of blue shoes.
What does the man mean
A. He wants to know how the woman had found the hotel.
B. He wants to know the woman’s opinion about the hotel.
C. He thinks the hotel is not very good.
M: Excuse me.How can I get to the Prince StreetW: Take Bus No. 13 and get off at Prince Street stop.M: Can you tell me where I can buy such kind of shirtW: Oh,that’s easy.There’s a man’s shop just around the corner.M: Thank you. Which bus should the man take to get to Prince Street()
A. Bus No. 12.
Bus No. 30.
C. Bus No. 13.