| 51. | An evil lesson is soon learned. |
| 【谚】恶习易染。
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| 52. | One man's fault is another man's lesson . |
| 【谚】前车之覆，后车之鉴。
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| 53. | I missed a lesson yesterday. |
| 昨天我误了一节课。
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| 54. | His car accident has been a lesson to him to stop driving too fast. |
| 他的车祸给了他一个教训，使他不再开快车。
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| 55. | Each lesson lasts an hour. |
| 每堂课时间为一小时。
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| 56. | I think it's time they were taught a lesson . |
| 我想现在是给他们一次教训的时候了。
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| 57. | He was determined to teach them a lesson . |
| 他决心给他们一个教训。
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| 58. | The teacher calls [marks] the register at the beginning of the lesson . |
| 老师在上课时点名。
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| 59. | There is so much grammar to be learned in Lesson One. |
| 第一课书中有许多语法知识要学。
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| 60. | Mary tool great pains with her English lesson and got high marks. |
| 玛丽刻苦学习英语，获得了高分。
|