五、[2025 南通市通州区期中改编]阅读下面短文，在空白处填入一个适当的单词或括号内单词的正确形式
Do-it-yourself projects (项目) let you design your house, giving a way to save money, but even with step-by-step instructions, DIY doesn’t always go as planned. Nearly 80% of the homeowners make some
1. (mistake) while doing DIY. Here are three of the 2. (big) mistakes that homeowners often make.

More than 40% of people find DIY projects 3. (expensive) and difficult than they thought. Starting a task that needs more time or skills than you have, you may end up with a big mess. “It’s important to think about why you want to DIY 4. what you’re hoping to get out of it,” said Bailey Carson, a home care expert (专家). “5. you’re doing it just to save money, you might need to think twice. Without the time, tools, and talent (天赋) to do it correctly and 6. (safe), mistakes may cost you more at last.”
Using the Wrong Tools
A third of people used wrong tools for DIY projects, which can make the job more difficult and less safe. People design many tools 7. special uses. So if you use them for other tasks, you may get 8. (hurt). Use proper tools for each project, and make sure you know how to use them.

Not Safety (安全) First
DIY mistakes can be costly and 9. (danger) sometimes. 47% of people said that the mistake brought serious problems. Take your time and follow all safety rules when using tools. So, remember to wear dust masks, safety glasses, hearing protection or gloves to protect 10. (you).

【主旨大意】本文主要介绍了房主在DIY自己的房子时常犯的三大错误。
1. mistakes 2. biggest 3. more expensive 4. and 5. If
6. safely 7. for 8. hurt 9. dangerous 10. yourself

【分析】
本题为英语语法填空题，需结合语境、语法规则及词性变化完成填空。解题思路：先通读全文把握主旨（介绍DIY常犯的三大错误），再逐个分析每个空格的考点：1. 由some可知需用可数名词复数；2. 由three of及语境可知用形容词最高级；3. 由than可知用形容词比较级；4. 连接两个并列成分用连词；5. 引导条件状语从句用连词；6. 修饰动词需用副词；7. 表示用途用介词；8. 固定搭配get hurt需用过去分词；9. 与形容词并列作表语需用形容词；10. 主语为you，protect后需用反身代词。
【解析】
1. 空格前有some，修饰可数名词，mistake是可数名词，故填复数形式mistakes；
2. 由three of及语境（三大错误中的最大的），需用形容词最高级，big的最高级为biggest；
3. 空格后有than，提示用形容词比较级，expensive是多音节形容词，比较级加more，故填more expensive；
4. 空格前后是两个并列的宾语从句（why和what引导），需用并列连词and连接，故填and；
5. 结合句意“如果你只是为了省钱做DIY，可能需要三思”，此处引导条件状语从句，填If；
6. 空格处修饰动词do，需用副词，safe的副词形式为safely，故填safely；
7. 表示“用于特殊用途的工具”，用介词for，故填for；
8. 固定搭配get hurt意为“受伤”，get后接过去分词，故填hurt；
9. 空格处与costly（昂贵的）并列作表语，需用形容词，danger的形容词形式为dangerous，故填dangerous；
10. 主语为you，protect后需用反身代词，故填yourself。
【答案】
1. mistakes 2. biggest 3. more expensive 4. and 5. If 6. safely 7. for 8. hurt 9. dangerous 10. yourself
【知识点】
名词的数；形容词的级；副词与连词的用法
【点评】
本题围绕DIY话题考查英语基础语法，涵盖名词复数、形容词比较级/最高级、副词、连词、介词等核心考点，需结合语境与语法规则解题，是巩固英语语法的典型题型。
【难度系数】
0.6