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【单选题】
创新扩散理论四要素中，有关传播渠道的说法错误的是A.
大众传播在开始阶段促使创新被人们广泛了解方面很有效
B.
人际关系渠道在形成和改变对观念的态度方面更有效
C.
大众媒介与人际传播的结合 则是创新传扩散的最有效途径
D.
互联网作为一种新的信息传播渠道在促进某一创新的扩散中起到了日益重要的作用
E.
人际关系渠道的传播效果更好，创新更容易被目标人群所采纳
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举一反三
【单选题】接上题，要实现该分频电路的功能，则(1)应为（ ）。module div2430(clk,clkout);input clk;output reg clkout;reg [10:0] cnt;always@(posedge clk)beginif(cnt== 11'b1214) (1) ;else cnt<=cnt+1'b1;endalways@(posedge clk)beginif...
A.
cnt<=0;< /div>
B.
clkout<=1'b0;< /div>
【单选题】It’s easy for some women to be ________ by products promising to help lose weight soon.
A.
brought in
B.
brought up
C.
taken on
D.
taken in
【简答题】It's easy to lose sight of _______
【单选题】__________ usually results in a water shortage that seriously interferes with干涉,妨碍 human activity. Its seriousness depends on the degree of the water shortage, size of area affected, and the duration持...
A.
volcano
B.
earthquake
C.
hurricanes
D.
drought
E.
tsunami
F.
floods
【单选题】_____you don’t lose heart, it will be easy for you to overcome the difficulties.
A.
As well as
B.
So long as
C.
So far as
D.
As soon as
【单选题】__________ are caused by a sudden shift/movement deep under ground in the Earth ’ s tectonic 地壳构造的 plates. On the surface, we see this as the shaking of the ground, causing damage to poorly built stru...
A.
volcano
B.
earthquakes
C.
hurricanes
D.
drought
E.
tsunami
F.
floods
【简答题】阅读理解。 With eerily (怪异地) clear and quiet skies across the entire length and breadth of the United Kingdom, the Icelandic volcanic eruption seems to create even more disruption and chaos. The major erup...
【判断题】预防车螺纹时产生乱扣的方法 1 、采用正反车法来退刀,即在第一次行程结束时,不提起开合螺母,把刀沿径向退出后,将主轴反转,使车刀沿纵向退回,再进行第二次行程,这样往复过程中,因主轴、丝杠和刀架之间的传动没有分离过,车刀始终在原来的螺旋槽中,就不会出现乱扣。 2 、对于车削车床丝杠螺距与工件螺距比值成整倍数的螺纹。 3 、工件和丝杠都在旋转,提起开合螺母后,至少要等丝杠转过一转,才能重新合上开合螺母...
A.
正确
B.
错误
【单选题】It is not so easy to diagnose male depression primarily because______.
A.
few men lose their interest in enjoyable activities
B.
few men are willing to openly express their feelings
C.
men tend to use more lethal methods of committing suicide
D.
there are fewer men who attempt to commit suicide than women
相关题目：
【单选题】接上题，要实现该分频电路的功能，则(1)应为（ ）。module div2430(clk,clkout);input clk;output reg clkout;reg [10:0] cnt;always@(posedge clk)beginif(cnt== 11'b1214) (1) ;else cnt<=cnt+1'b1;endalways@(posedge clk)beginif...
A.
cnt<=0;< /div>
B.
clkout<=1'b0;< /div>