如图所示是一个测量仪表的示意图，根据图中所示的信息，此时读数为____ kW•h．小云利用该电表测定家中电热取暖器的电功率，当取暖器单独工作时，电表的转盘在5min内转过60转，则该取暖器的电功率是____ W．

小明同学所做的下列家庭小实验中，主要发生物理变化的是(    )

下列加线虚词的意义和用法完全相同的一项是(　　)

A:____?

B: I'm reading a book.

A:____?

B: It's about a great player. Her name is Deng Yaping.

A: Is she your hero?

B____. I admire her very much.

A:____?

B:She's won many world competitions, including four gold medals in the Olympic.

A:What did she do after that?

B:She began to study at Tsinghua University in Beijing and then attend university abroad.

Whatever she does ,she never gives up.

A:____