情态动词，can 和 could 练习 用英语

<p>1. She *can* swim very well (ability). 她游泳游得很好。</p> <p>2. When I was younger, I *could* run fast (past ability). 当我年轻时，我能跑得很快。</p> <p>3. *Can* you help me with my homework? (request) 你能帮我做作业吗？</p> <p>4. In the past, we *could* travel freely without restrictions (past possibility). 过去我们可以自由旅行，没有限制。</p> <p>5. *Can* I borrow your pen? (asking for permission) 我能借你的笔吗？</p> <p>6. They said we *could* leave early if we finished our work (conditional possibility). 他们说如果我们完成工作，可以提前离开。</p> <p>7. *Can* you hear me clearly? (ability to perceive sound). 你能听清楚我说话吗？</p> <p>8. When I was a child, I *could* play the piano (past ability). 当我还是个孩子的时候，我会弹钢琴。</p> <p>9. *Can* we have a meeting tomorrow? (suggestion) 我们明天可以开会吗？</p> <p>10. She *can* speak three languages fluently (ability). 她能流利地说三种语言。</p>

<p>1. He *can* speak three languages fluently (ability). 他会说三种语言。</p> <p>2. When I was a child, I *could* climb trees very easily (past ability). 我小时候可以很轻松地爬树。</p> <p>3. *Can* you help me with my homework? (request) 你能帮我做作业吗？</p> <p>4. She *could* have been a great athlete if she had trained harder (possibility in the past). 如果她更努力训练，她本可以成为一名伟大的运动员。</p> <p>5. *Can* you please pass the salt? (polite request) 请你把盐递给我好吗？</p> <p>6. I *could* go to the park today if it doesn't rain (conditional possibility). 如果今天不下雨，我可以去公园。</p> <p>7. He *can* play the piano beautifully (ability). 他钢琴弹得很好。</p> <p>8. She said she *could* come to the party (past ability or permission). 她说她可以来参加聚会。</p> <p>9. We *can* finish the project by tomorrow if we start now (ability with condition). 如果我们现在开始，我们可以在明天之前完成这个项目。</p> <p>10. When I was younger, I *could* run a mile in six minutes (past ability). 当我年轻的时候，我可以在六分钟内跑完一英里。</p>

<p>1. She *can* swim very well (ability). 她游泳游得很好。</p> <p>2. When I was a child, I *could* play the piano (past ability). 当我还是个孩子的时候，我会弹钢琴。</p> <p>3. You *can* borrow my car if you need it (permission). 如果你需要的话，你可以借我的车。</p> <p>4. In the future, technology *could* change our lives dramatically (possibility). 未来，技术可能会戏剧性地改变我们的生活。</p> <p>5. If you practice every day, you *can* improve your English quickly (potential). 如果你每天练习，你可以很快提高你的英语水平。</p> <p>6. When we were younger, we *could* run for miles without getting tired (past ability). 当我们年轻的时候，我们可以跑好几英里而不感到累。</p> <p>7. *Can* you help me with my homework? (request for help). 你能帮我做作业吗？</p> <p>8. They *could* arrive at any moment, so we should be ready (possibility). 他们可能随时到达，所以我们应该做好准备。</p> <p>9. If you have a ticket, you *can* enter the concert (permission). 如果你有票，你可以进入音乐会。</p> <p>10. When I was in college, I *could* stay up all night studying (past ability). 当我在大学的时候，我可以熬夜学习。</p>