expand的过去式和用法例句

expand做动词有使 ... 膨胀;详述;扩张;增加等意思，那么你知道expand的过去式是什么吗?下面和本站小编一起来学习一下，希望对大家的学习有所帮助!

　　expand的过去式和其他时态：

过去式: expanded

过去分词: expanded

现在分词: expanding

　　expand的用法：

expand的用法1：expand的意思是“扩大,扩张”,指事物在范围、规模、体积或大小尺寸上的扩大,侧重于“扩展”和“发展”,引申可指“详尽阐述”。

expand的用法2：expand既可用作及物动词,又可用作不及物动词,用作及物动词时可接名词或代词作宾语。

expand的用法3：expand在口语里还可表示“变得亲切友好,变得乐于交谈”,这种用法多见于英式英语。

　　expand的过去式例句：

1. The popular ceramics industry expanded towards the middle of the 19th century.

到19世纪中期，大众制陶业得到了发展。

2. The service is being expanded following the success of a pilot scheme.

在试验性方案获得成功后，这项服务正在推广中。

3. The French empire had expanded largely through military conquest.

法兰西帝国的扩张主要靠军事征服。

4. Transport networks need to be expanded to remote rural areas.

运输网需要扩展到偏远的农村.

5. A hundred years after Confucius died, Mencius taught and expandedConfucian doctrine.

孔子去世100年后, 孟子传授并阐发了孔子的学说.

6. There sugar - beet plantation areas were expanded to 176000 hectares.

他们的甜菜种植面积增加到176000公顷.

7. The writer expanded his short novel into a long one.

那位作者把他的短篇小说扩展为长篇.

8. The society expanded into a worldwide organization.

这个社团已扩大成为一个世界性的组织.

9. The eagle expanded its wings.

雄鹰展翅.

10. The writer expanded one sentence into a paragraph.

作家把一个句子扩展成一段文字.

11. He expanded his short story into a book.

他把他的短篇小说扩充成一本书.

12. The narrow path expanded into a wide road.

狭窄的小路拓宽成一条大道.

13. He breathed deeply and expanded his chest.

他边深呼吸边扩胸.

14. The money supply expanded by 14.6 per cent in the year to September.

截至9月，当年的货币供应增加了14.6%。

15. A business can only be built and expanded on a sound financial base.

企业只有具备了稳固的经济基础才能立足和发展。