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【单选题】

Passage Two
Questions 29 to 32 are based on the passage you have just heard. Passage TwoQuestions 29 to 32 are based on the passage you have just heard.

A.
The central government cannot be too powerful.
B.
Bigger states have more power than smaller ones.
C.
The central government can put a limit on state taxes.
D.
The states and the central government have the same powers.
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【单选题】(141)是() A. DCD B. TD C. RTS D. DSR

A.
CCITT和EIA RS-232都是物理层的电气特性标准,其中CCITT的V.11建议中规定 (138) 。常用的EIA RS-232接口的电气特性与CCITT的 (139) 兼容,并且,在这种电路中,数据“1”的接口电平规定为 (140) 。在RS-232定义的接口线中, (141) 表示计算机请求发送数据, (142) 表示计算机准备接收数据。

【单选题】Questions 57 to 61 are based on the following passage. Aimlessness has hardly been typical of the postwar Japan whose productivity and social harmony are the envy of the United States and Europe, but ...

A.
More workers are dissatisfied with their jobs.
B.
The life-style has been influenced by Western values.
C.
Women’s participation in social activities is limited.
D.
Excessive emphasis has been placed on the basics.

【单选题】Preparing for Computer Disasters Fires,power surges,and floods,they’re all facts of life.We read about them in the morning paper and see them on the evening news.We sympathize with the victims and co...

A.
Systems crash can also hobble your PC.
B.
Kids "rearranging" data may destroy your information.
C.
Adults inadvertently deleting files will lead to a information destruction.
D.
Only physical disaster can damage your computer.