一、四级高频词汇（共10个）
| 单词 | 音标 | 中文释义 | 例句 |
|---|---|---|---|
| analyze | /ˈænəlaɪz/ | 分析 | We need to analyze the data carefully. |
| benefit | /ˈbenɪfɪt/ | 好处；受益 | Exercise brings many health benefits. |
| challenge | /ˈtʃælɪndʒ/ | 挑战 | Learning English is a challenge for me. |
| economy | /ɪˈkɒnəmi/ | 经济 | The global economy is recovering. |
| influence | /ˈɪnfluəns/ | 影响 | Parents have a big influence on children. |
| maintain | /meɪnˈteɪn/ | 维持 | It’s important to maintain good habits. |
| significant | /sɪɡˈnɪfɪkənt/ | 重大的 | This is a significant discovery. |
| increase | /ɪnˈkriːs/ | 增加 | Prices increased sharply last year. |
| research | /rɪˈsɜːtʃ/ | 研究 | He is doing research on climate change. |
| solution | /səˈluːʃn/ | 解决办法 | We must find a solution to the problem. |
二、语法点讲解：被动语态（Passive Voice）
结构：be + 过去分词
| 主动句 | 被动句 |
|---|---|
| They published the book. | The book was published by them. |
| People speak English worldwide. | English is spoken worldwide. |
时态变化：
- 一般现在时：is/am/are + done
- 一般过去时：was/were + done
- 现在完成时：has/have been + done
常考搭配：
- be influenced by（受到…影响）
- be challenged by（被…挑战）
- be benefited from（从…受益）
三、真题句型解析
- It is widely believed that…（人们普遍认为）
- It is widely believed that education plays a key role in society.
- There is no doubt that…（毫无疑问）
- There is no doubt that technology has changed our lives.
- In order to…（为了…）
- In order to pass the exam, we must work harder.
四、练习题
选择正确的语态形式：
- The report ______ (finish) yesterday.
A. finishes
B. is finished
C. was finished
答案：C - The new rule ______ (apply) in all offices.
A. applies
B. is applied
C. applied
答案：B
五、写作训练小任务
题目： What are the benefits of doing part-time jobs for college students?
要求： 使用至少3个词汇 + 1个被动语态句型，80词以上。
四级考试不仅考察词汇量，更考语法运用能力。每天坚持强化训练，写作、阅读和翻译自然不再是难题。