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【简答题】
excite excited exciting excitement A. She found the atmosphere of the college enormously ______________. B. I only take on work that ___________ me, even if it means earning much less money. C. Everybody was ___________ by the news of the school team's victory. D. She's very _____________ about the possibility of getting the job she's longed for. E. This game had its challenges, __________ and rewards.
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【单选题】在升降机天花板上拴有轻绳,其下端系一重物,当升降机以加速度a 1 上升时,绳中的张力正好等于绳子所能承受的最大张力的一半,则升降机以加速度 上升时,绳子刚好被拉断。
A.
2a 1 ;
B.
2(a 1 +g) ;
C.
2a 1 +g ;
D.
a 1 +g 。
【单选题】将下列二进制补码转换为等值的带符号的十进制数 [11101.01] 补码 =() 10 [1101.101] 补码 =() 10
A.
-2.75，-2.375
B.
-3.25，-3.625
C.
-2.75，-3.625
D.
-3.25，-2.375
【简答题】将下列二进制补码转换为等值的带符号的十进制数。11011.01= ( )。
【简答题】将下列二进制补码转换为等值的带符号的十进制数。01110.101=( ) 。
【简答题】将下列二进制补码转换为等值的带符号的十进制数 [11101.01] 补码 =() 10 [1101.101] 补码 =() 10
【简答题】The poll() call now notifies you immediately with ( ) whenever the outgoing buffers on the socket can accept at least one byte.