暂无配套精讲视频，请阅读右侧笔记。
| Can (ability) 能力 | I can speak English. 我能说英语。 |
|---|---|
| Should (advice) 建议 | You should work hard. 你应该努力工作。 |
| Need to (requirement) 必要要求 | You need to work hard. 你需要努力工作。 |
| Could (politeness) 礼貌请求 | Could you help me? 你能帮帮我吗？ |
| Will (future) 将来 | I will call you later. 我待会儿给你打电话。 |
| Dare (courage) 勇气 | He didn't dare speak. 他不敢说话。 |
| May (permission) 许可 | May I come in? 我可以进来吗？ |
| Would (politeness) 礼貌 | Would you like tea? 你想喝茶吗？ |
| Used to (past habit) 过去习惯 | I used to play football. 我过去常踢足球。 |
| Might (possibility) 可能性 | It might rain. 可能会下雨。 |
| Must (necessity) 必要性 | You must hurry. 你必须快点。 |
| Have to (obligation) 义务 | I have to go now. 我现在得走了。 |
| Shall (offer) 提议 | Shall we go there? 我们要去那里吗？ |
| Ought to (advice) 建议 | You ought to rest. 你应该休息。 |
| Had better (strong advice) 强烈建议 | You had better sleep early. 你最好早点睡觉。 |