皮皮学，免费搜题
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【单选题】
退休生活让布莱恩失望,他想到了什么?A.
爸爸妈妈
B.
小伙伴
C.
家里的玩具
D.
以前的快乐时光
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皮皮学刷刷变学霸
举一反三
【单选题】This is ______.
A.
an introduction to some products
B.
an advertisement for selling goods
C.
a direction of a kind of washing machine
D.
a notice about a football game
【单选题】The passage is probably taken from______.
A.
an introduction of a novel
B.
a preface of a book
C.
an editorial
D.
a magazine
【单选题】This passage is probably taken from ______.
A.
a business letter
B.
an introduction
C.
an instruction
D.
an advertisement
【单选题】Suppose you try to open a file output.txt for writing that already exists and contains data. What happens?
A.
All existing data is erased so, when the program ends, the file contains only new data written by the program.
B.
The open operation fails and the function fopen returns the value NULL.
C.
The program terminates automatically.
D.
The file is renamed as Copy of output.txt and a new, empty file named output.txt is created.
E.
Any new data written to the file by the program is added to the end of the existing file.
【简答题】Two
Storage Devices We have known
that the CPU controlled by program can process data. Then where are the data
and the program from? The answer is storage devices. We usually divide the
storage devic...
【简答题】Insurersare already pressing motorists to accept black boxes that measure how carefully they drive: these will provide a mass of data which is likely to show that putting the car on autopilot is often...
【单选题】A well-planned agenda, posted ground rules, using a bin and ______ are the four most important keys to running the effective meetings.A. a minute B. a summary C. an introduction D. the meeting leader
A.
a minute
B.
a summary
C.
an introduction
D.
the meeting leader
【单选题】This passage is probably taken from ______.
A.
a text book
B.
an introduction to a book
C.
a scientific report
D.
an interview with two leading scientists in medicine
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