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【题目】More and more public schools in America make it a rule that students must finish a certain amount of community service1they are allowed to graduate from high school.They work on projects like making the environment better or2 (feed) homeless people.

Many school systems in the United States now ask students3(do) some kinds of community service as part of their studies.Students involved in service projects help4(they) as well as their communities.They learn about the needs of people and aid5(organize).For this reason,holidays6(become) the prime period for volunteer work so far.Volunteers get no pay,but experts point out that it is7excellent opportunity to learn and practice new skills.

According to the statistics,more than 60% of young Americans have participated8different kinds of community service,such as cooking for homeless people,or painting old buildings,etc.Some students like to do their volunteer work in9(centre) parts of America,but the majority of teens prefer to do it in their hometowns.Tom,a 16-year-old middle school student in California,often10(do) community service in a local hospital.He works 16 hours every week either receiving calls at the information desk,or helping push patients back to their wards.

【答案】

1before

2feeding

3to do

4themselves

5organizations

6have become

7an

8in

9central

10does

【解析】本文是一篇说明文。主要说明了美国的公立大学规定,在学生从高中毕业之前必须完成一定数量的社区服务,并讲了社区服务对于学生自身和社区的好处。

1根据句意,要求学生在从高中毕业之前,一定完成一定数量的社区服务。故填before。

2or前后连接两个并列成分,应保持相同的形式。or前面的动词用了-ing形式,所以之后的动词也应用-ing形式。故填feeding。

3ask sb. to do sth.是固定搭配。故填 to do。

4对他们自身有帮助。故填themselves。

5aid sth./sb.意为帮助某事或某人,其后应用名词,而此处不仅指一个组织。故填organizations。

6根据后面的so far可知此句时态应用现在完成时。故填have become。

7元音前的不定冠词应用an。故填an。

8participate in为固定搭配,意为参加。故填in。

9形容词修饰名词,故此处应用centre的形容词形式。故填central。

10该句主语为Tom为第三人称,do的第三人称形式为does。故填does。

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