题目内容

To understand how the two apparently contradictory theories proposed by Einstein can coexist calls for a renewed concept of time.

A. True
B. False

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Together with some scientists in the United States, Einstein urged the American government to develop the atomic bomb to counter the threat posed by Germany.

A. True
B. False

The Nobel Prize selection committee finally decided to award Einstein the prize though they had not yet fully recognized the revolutionary nature of his ideas.

A. True
B. False

在XML布局中定义了一个Button，决定Button按钮上显示文字的属性是

A. android:value
B. android:text
C. android:id
D. android:textvalue

下列选项中，（）用于设置TextView中文字显示的大小。

A. android:textSize="18"
B. android:size="18"
C. android:textSize="18sp"
D. android:size="18sp"