Ancient Greece
The Greeks were the greatest （great） sailors of their time. Greece has one excellent _____（41）（nature） feature—the coastline. That’s why many Greeks left the mountains and_____（42）（take） to the sea.
The ancient Greeks have_____（43）（give） the world many ideas about life and how to live it. The idea of democracy（民主）started in Greece. So did many ideas of science, religion and_____（44）（govern）. But these ideas did not come out of Greece as a whole. Instead, they grew up in_____（45）（differ） cities throughout the Greek Empire.
The cities of Greece grew up in valleys near the sea. Each city was_____（46）（separate） from the others by mountains. The roads_____（47）（connect） the cities were narrow and winding. Each city governed itself in its own way. And the_____（48）（citizen） of each city were very proud of its way of life. In fact, each city was_____（49）（real） an independent state. Such places are called city-states by_____（50）（politics） scientists.
【正确答案】：1.natural
2.took
3.given
4.government
5.different
6.separated
7.connecting
8.citizens
9.really
10.political
【题目解析】：1.由空后的名词feature可知，空格处需要一个形容词修饰名词，故为natural。
2.由空前的and可知，该句的动词需要与前文的left保持一致，故为take的过去式形式，took。
3.分析句子成分可知，该句缺少谓语动词，由空前的助动词have可知，空格处需要一个过去分词形式与空前的have构成现在完成时的时态，故为given。
4.由空前的and可知，空格处需要与空前的名词保持一致，故为govern的名词形式government。
5.由空后的名词cities可知，空格处需要一个形容词修饰名词，故为different。
6.分析句子成分可知，该句缺少谓语动词。由空前的be动词was可知，空格处需要一个动词的过去分词形式与be动词构成该句的谓语动词，并为被动语态，故为separated。
7.分析句子成分可知，空格处需要一个现在分词形式做非谓语，故为connecting。
8.由空前的定冠词可知，空格处需要一个名词。再根据空后的be动词were可知，该名词应该复数形式，故为citizens。
9.分析句子成分可知，空格处需要一个副词修饰系动词was，故为really。
10.由空后的名词scientists可知，空格处需要一个形容词修饰空后的名词，故为political。
