英译汉，并请把括号中的几个错误改过来，谢谢！
一
Without (the sound) we cannot talk or listen to one another.
She got (at) the back of the motorbike and they drove away
One of New York’s most beautiful and valuable (building) is in danger.
Just before they (reached) to the station a policeman waved to them to stop.
Animals traveling from one country to another (has to) follow laws
二
Many parents let their children (to) watch TV only during certain hours.
(Above) the mountains we are going to travel during the day and sleep at night.
We hope we shall not meet with (much difficulties) than we expect.
The earlier kites were made of wood , (that) were expensive.
One evening two (German) were walking in the street together.

一.
1.the 去掉 没有声音,我们就不能和其他人对话,或听见他人.
2.on 她做上摩托车后座位然后他们开着摩托车离开了.
3.buildings 纽约最漂亮最有价值的建筑之一正处在危险之中.
4.got 就在他们要到达车站之前,一个警察像他们招手示意他们停下
5.have to 动物从一个国家迁移到另一个国家需要遵循法则.

二.
1.to 去掉 许多家长之允许孩子看一定时间的电视.
2.on 我们将在白天登山,晚上在山上露宿.
3.difficulty 我们希望我们不应该遇到比我们预计更多的困难.
4.which 早期用木头制成的风筝很贵.
5.Germans 在一个晚上两个德国人一起走在大街上.