在高中英语学习中，短文改错是一项重要的技能训练。它不仅能够帮助学生巩固语法知识，还能提高语言表达的准确性。为了帮助大家更好地掌握这一技能，我们特别整理了以下短文改错的专题练习及详细解析。

练习一：

原句：The teacher told us that we should pay attention on every detail in our homework.

错误分析：介词使用不当。应将“on”改为“to”。

正确句子：The teacher told us that we should pay attention to every detail in our homework.

练习二：

原句：There are many people waiting for the bus, and some of them was reading newspapers.

错误分析：主谓一致问题。句子中的主语“some of them”是复数形式，因此动词“was”应改为“were”。

正确句子：There are many people waiting for the bus, and some of them were reading newspapers.

练习三：

原句：I have been studying English for five years, and I am able speak fluently now.

错误分析：动词形式错误。“able”后面需要接不定式结构，“speak”前应加上“to”。

正确句子：I have been studying English for five years, and I am able to speak fluently now.

练习四：

原句：When I arrived at the station, the train had already left, so I had no choice but wait.

错误分析：“but”后需接不定式结构，表示“除了做某事之外别无选择”，应在“wait”前加上“to”。

正确句子：When I arrived at the station, the train had already left, so I had no choice but to wait.

练习五：

原句：Although it rained heavily, but the match went on as planned.

错误分析：从句中存在多余的连词“but”。虽然“although”引导让步状语从句，但不能与“but”同时使用。

正确句子：Although it rained heavily, the match went on as planned.

通过以上练习，我们可以发现短文改错的关键在于细心观察句子结构和语法点。希望这些练习能帮助大家提升英语写作水平！如果还有其他疑问，欢迎随时交流探讨。