4.第二只有当我们看到绿色行走标记我们才可以过马路。5.在我们过马路之

4. Second only when we see the green mark we can walk across the street. <br>5. Before we cross the road that we have to stop and look at both sides of the road. <br>6. Third We can not play on the road. <br>7. Finally, help the elderly and children across the street is well-intentioned. <br>8. In crossing the road we should be very careful. <br>9. prohibit drinking and driving. <br>10. Do not drive too fast. <br>11. When the time to stop lamp is red. <br>12. Every time you can borrow three books from the library. <br>13. You can borrow these books a month. <br>14.Tom and Lucy are very interested in science. <br>15. Do not eat in the classroom. <br>16. Do not be late. <br>17. The two of us have to go to the library to borrow books every week.

4.第二只有当我们看到绿色行走标记我们才可以过马路。<br>5.在我们过马路之前我们必须停下来看路的两边。<br>6.第三我们不能在马路上玩。<br>7.最后，帮助老人和孩子们过马路是善意的。<br>8.在过马路的时候我们都应该非常小心。<br>9.禁止酒后驾车。<br>10.不要开太快。<br>11.当灯是红色的时候停止。<br>12.你每次可以从图书馆借三本书。<br>13.这些书你可以借一个月。<br>14.Tom和Lucy都喜欢科学。<br>15.不要在课堂上吃东西。<br>16.不要迟到。<br>17.我们两个每周都要去图书馆借书。

4. Second, we can cross the road only when we see the green walking sign.<br>5. Before we cross the road, we must stop and look at both sides of the road.<br>6. Third, we can't play on the road.<br>7. Finally, it's kind to help the old people and children cross the road.<br>8. We should be very careful when crossing the road.<br>9. Driving after drinking is prohibited.<br>10. Don't drive too fast.<br>11. Stop when the light is red.<br>You can borrow three books from the library at a time.<br>You can keep these books for a month.<br>Both Tom and Lucy like science.<br>15. Don't eat in class.<br>16. Don't be late.<br>17. We go to the library to borrow books every week.