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【简答题】
简述短视频的特征。
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【单选题】John thought he was ____ when the manager asked him for the advice on the new product. [     ]
A.
something
B.
anything
C.
somebody
D.
anybody
【单选题】The teacher asked the students .
A.
if they are interested in dinosaurs
B.
when was Audery Heben born
C.
What they will do with the computers
D.
how many trees they had planted
【简答题】下列各等式中,正确的有( )。
【单选题】下列各式中,正确的有(    )。
A.
B.
C.
【单选题】( )具有南国特有的“椰风海韵”的热带海滨风光。
A.
垦丁
B.
厦门海滨
C.
三亚海滨
D.
舟山群岛
【单选题】下列各式中正确的有(  )0<|-10|,(-3) 3 =-3 3 ,-1>-0.01,-1+3=-4
A.
2个
B.
3个
C.
4个
D.
0个
【单选题】已知有理数a、b、c满足a<b,则下列各式中正确的是 [     ]
A.
B.
C.
D.
ac、bc的大小不能确定
【简答题】下列各式中正确的有______.(把你认为正确的序号全部写上) (1) [(-2 ) 2 ] 1 2 =- 1 2 ; (2)已知 lo g a 3 4 <1 则a > 3 4 ; (3)函数y=3 x 的图象与函数y=-3 -x 的图象关于原点对称; (4)函数y=lg(-x 2 +x)的递增区间为(-∞, 1 2 ]; (5)若函数f(x)=2lg(x-a)-lg(x+1)有两个零点,则a的取...
【单选题】John was always the first one ___________his hand when a question was asked. A.raised###SX
A.
John was always the first one ___________his hand when a question was asked. A.raised
B.
raising
C.
to raise
【单选题】已知 , 是有理数,下列各式中正确的是( )
A.
B.
C.
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