The national flag of the United States is known as_____.

A mental representation of the meaning or significance of something is called as_____.

Freud called a force can promote Ego to transform into other forms as_____.

The lowest layer of Android architecture, Linux kernel (version 2.6), provides core system services, such as_____.

In the text, Audrey Hepburn’s character can be concluded as_____. A: Compassionate. B: Generous. C: Responsible. D: Dedicated.

Changes in the life of ordinary people can be seen in the amount of money spent on food, on clothes and in money spent on new items, such as_____.

In the text, Audrey Hepburn’s character can be concluded as_____.（2.0分） A: Compassionate. B: Generous. C: Responsible. D: Dedicated.

The national flag of the United States is known as_____. A: The Stars and Stripes B: Uncle Sam C: Hot Dog D: Union Jack

The national flag of the United States is popularly known as_____. A: the Stripes and Stars B: the Union Flag C: the Old Glory D: the Union Jack

In the Middle Ages, work was thought of as_____. A: a punishment for the sins of men B: an opportunity to realize one's potential C: a source of one's identity and creativity