1.They include things like cardboard houses, matchbox cars, bottlebrush trees and little people.

它们包括纸板房子模型、火柴盒汽车、洗瓶刷充和小人模型。

2.Here, swimming is acting as the subject of the sentence.

在这里，游泳充句子主语。

3.Gerunds are verb forms that act as nouns.

动名词是充名词动词形式。

4.It acts like an adverb in the sentence.

它在句子中充副词作用。

5.Student teachers are motivated to help Betty master certain materials.

充老师学生受到激励去帮助贝蒂掌握某些材料。

6.You're the one playing her spy when you should be in class.

你本该去上课，却充她密探。

7.Finally, there are women who exercised moral leadership, doing hard things against all self-interest.

除此之外，还有一些女性充是道德领袖，她们披荆斩棘，她们惜放弃自身所有利益。

8.When the ball is moving up, the molecules are acting as downward pressure.

球向上运动时，分子就充向下压力。

9.Targets for the hunters' spears are plentiful.

这里能充他们猎物动物。

10.He says UAS can act as a second pair of eyes for officers.

他表示，无人机可以充警察第二双眼睛。

11.But blood can also serve as a refreshing beverage on a hot, dry day.

但在炎热干燥日子，血液也可充清爽饮料。

12.Remember how gerunds act like nouns?

还记得动名词是如何充名词吗？

13.The robot was to prevent burnout, having robots be personal assistants to our employees.

机器人作用是防止员工过度疲劳，充员工私人助理。

14.Student teachers score higher on tests than pupils who're learning only for their own sake.

相比那些只为自己学习学生，充老师学生在考试中得分更高。

15.Adjective clauses are clauses that act like an adjective.

形容词从句是充形容词从句。

16.He's going to use her as the vampire in the ritual.

他要她在仪式中充吸血鬼角色。

17.The folks on the ground are in a very much a combat advisory role.

我们派去人员将充战斗顾问角色。

18.A noun phrase is a group of words that acts like a noun in the sentence.

名词短语是一组在句子中充名词单词。

19.A special region in the center of our brain acts as our master biological clock.

大脑中央有一个特殊区域充着我们生物钟。

20.However, the clown has also taken some hard hits as a bullfighter.

然而，充斗牛人小丑也会经常受到一些伤害。