《2025年高分突破课时达标讲练测八年级英语上册人教版》

2. **health** n. 健康 **healthy** adj. 健康的 **unhealthy** adj. 不健康的 **healthily** adv. 健康地 **unhealthily** adv. 不健康地
**【探究】** 与 health 相关的常见搭配如下:
- keep/stay/be in good health = keep/stay/be healthy (保持)健康
- health problems 健康问题
- eat healthily/well 吃得健康
例如:
① Smoking can be bad for your health. 吸烟可能对你的健康有害。
② We must take exercise to keep healthy /keep in good health. 我们必须锻炼身体以保持健康。
③ Doing sports regularly helps us stay healthy, and if we also eat more healthily, we can become much healthier. 定期做运动有助于我们保持健康,而且如果我们还能更健康地饮食,我们就能变得更加健康。

答案： ①health ②healthy health ③healthy healthily healthier

3. **confident** adj. 自信的;肯定的 **confidently** adv. 自信地 **confidence** n. 自信
**【探究】** 用来表达对某事有信心或确信某事会发生。常见搭配如下:
- be confident in/about 对……很自信
- be confident that + 从句 相信……
- build confidence 树立信心
- with confidence = confidently 自信地
- have confidence in... 对……很自信
例如:
① He is confident about passing the exam. = He is confident that he can pass the exam. 他对通过考试有信心。
② After practising a lot, he feels quite confident. 经过大量练习,他感到非常自信。
③ He gave a confident smile before starting the game. 比赛开始前,他露出了自信的微笑。
④ Doing small things well helps ______ build confidence. 做好小事有助于树立信心。
⑤ He has confidence in himself. 他对自己有信心。
⑥ She answered the teacher's questions ______ with confidence. = She answered the teacher's questions confidently. 她自信地回答了老师的问题。

答案： ①confident that ②confident ③confident ④build confidence ⑤has confidence ⑥ with confidence confidently

4. **introduce** v. 介绍;引见;引进 **introduction** n. 介绍;引进
**【探究】** 意为“将一个人介绍给另一个人”或“首次引入(新事物)”。其常见搭配如下:
- introduce... to... 把……介绍给……
- introduce sth to/into... 把某物引入……
- an introduction to... 对……的简介
例如:
① He introduced me to them at the party. 在晚会上他把我介绍给了他们。
② They introduced this kind of plant into their hometown. 他们把这种植物引进到了家乡。
③ This book is an introduction to Chinese history. 这本书是对中国历史的简介。

答案： ①introduced to ②introduced into ③introduction

5. **fail** v. 未能(做到);失败 **failure** n. 失败(不可数);失败的人/事(可数)
**【探究】** fail 作动词时,可作及物或不及物动词。常见搭配如下:
- fail (in) sth 在……中不及格
- fail to do sth = not succeed in doing sth 未能做某事
例如:
① He failed (in) his driving test. = He failed to pass his driving test. 他驾考没有过。
② Failure is the mother of success. 失败是成功之母。

答案： ①failed to pass ②Failure