What are sources to generate the topics? () A: Self-generated topics B: Audience- generated topics C: Occasion-generated topics D: Research- generated topics

Electricity generated from hydroelectric dams and wind power is more _______ than fossil fuel generated power.

The mirror test is used to investigate children’s recognition of ( ). A: Spiritual self B: Subjective self C: Material self D: Objective self

In a cell, approx 90% of ROS is generated by the ________.

Altium Designer中，新建的 PCB文件一般放在( )文件夹内 。 A: Libraries B: Generated C: Generated D: Source Documents

以下程序的输出结果是（）。 classA: deffun1(self):print("fun1A") deffun2(self):print("fun2A") classB(A): deffun1(self):print("fun1B") deffun3(self):print("fun2B") b=B() b.fun1() b.fun2() a=A() a.fun1() a.fun2()

over of all dust generated during mining

The revenue of the Google company is largely generated from ______.

Which type of e-commerce generated the largest revenue？

以下哪些内容成为当前媒体内容的来源？ A: 用户生产内容（user generated content，UGC） B: 机器生产内容（machine generated content，MGC） C: 传感器生产内容（sensor generated content，SGC） D: 以上都是