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【单选题】
下面哪个协议不属于选择协议( )。A.
RIP
B.
IP
C.
OSPF
D.
BGP
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皮皮学刷刷变学霸
举一反三
【简答题】Why does he feel proud? Because he ______.
【单选题】Why does the writer advise you not to travel during the 'in' season?
A.
Usually everything is much cheaper.
B.
It is also less crowded.
C.
It is crowded and it is expensive.
D.
You can get more pleasure.
【简答题】Mary Kay Inc., one of the largest direct sellers of skin care and color cosmetics ( 化妆品 ) in the world, achieved another year of record results in 2003, reaching nearly $1.8 billion in wholesale sales...
【单选题】不属于原发性主动转运的是( )
A.
肌浆网钙泵对Ca2+的摄取
B.
壁细胞分泌H+
C.
钠-钾泵转运Na+和K+
D.
肾小管对葡萄糖的重吸收
E.
肾小管上皮细胞分泌H+
【简答题】求与两个已知平面∏ 1 ：2x-y+z+1=0，∏ 2 ：x+y+z=0都垂直，并且与坐标原点相距为3的平面方程．
【简答题】Mary Kay Inc., one of the largest direct sellers of skin care and color cosmetics in the world, achieved another year of record results in 2003, reaching nearly $1.8 billion in wholesale sales. The c...
【单选题】Not only ______ what to do, but he also lent me the money.
A.
he advises me
B.
does he advise me
C.
did he advise me
D.
he advised me
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