【用decrease造句子】在英语学习中，“decrease”是一个非常常见的动词，表示“减少、降低”。它常用于描述数量、程度、温度、价格等的变化。掌握如何正确使用“decrease”造句，有助于提高英语表达的准确性与自然性。
以下是对“decrease”的用法总结，并结合例句进行说明：
一、用法总结
| 用法类型 | 用法说明 | 例句 |
| 动词 | 表示“减少、降低”，常用于可数或不可数名词前 | The number of students has decreased. |
| 名词 | “decrease”也可作名词，表示“减少量” | There was a sharp decrease in sales last month. |
| 常见搭配 | 常与“in”、“by”等介词搭配 | Prices have decreased by 10%. |
| 时态变化 | 根据主语和上下文选择适当形式 | The temperature decreased slowly during the night. |
二、常见句型结构
| 句型结构 | 示例 | 说明 |
| 主语 + decrease + 宾语 | The cost of living decreased. | 描述某事物的减少 |
| There is a decrease in... | There is a decrease in pollution. | 强调某种现象的减少 |
| Sb./Sth. decreases by... | The population decreased by 5% last year. | 表示减少的具体比例 |
| Sb./Sth. decreases from... to... | The temperature decreased from 30°C to 20°C. | 表示从一个数值到另一个数值的减少 |
三、实际应用举例
- 经济领域：The government announced that taxes will decrease next year.
- 环境领域：There has been a decrease in air pollution due to new regulations.
- 健康领域：Exercise can help decrease stress levels.
- 科技领域：The size of computers has decreased over the years.
通过以上总结和例句，可以更清晰地理解“decrease”的不同用法及造句方式。在实际写作或口语中，灵活运用这些句型，能够使表达更加地道和自然。
