| 41. | The construction of classrooms and the training of teachers have kept step with population growth. |
| 教室的兴建与师资的培训已与人口的增加齐头并进。
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| 42. | We have made a long step towards success. |
| 我们已向成功迈进一大步。
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| 43. | If you move a step , I'll shoot. |
| 你动一步，我就开枪了。
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| 44. | Watch her step , she'll be fired from her job. |
| 她如果不小心谨慎，将被革职。
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| 45. | He was so fatigued that he was unable to take another step . |
| 他累得（再走）一步也走不动了。
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| 46. | You've made a big step forward in your studies. |
| 你在学习中前进了一大步。
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| 47. | The child was sitting on the bottom step . |
| 那孩子坐在最低一级的台阶上。
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| 48. | It is necessary to fight the force of habit every step of the way. |
| 必须不断地跟习惯势力作斗争。
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| 49. | He took a false step and fell down to the river. |
| 他一脚踩空，掉到河里去了。
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| 50. | the final step in doing sth. |
| 做谋事的最后一步。
|