这几句如何翻译最合适?

1:Should criminals be sent to a jail or let them do something else as punishment instead of sending into a jail? Why and give your reasons.
2:Some people think that visitors should follow the local cultures and behavior. Others think the host country should welcome the culture differences. Discuss and give you opinion.
3:Many people think public libraries should only provide books and shouldn't waste their limited money on expensive hi-tech media, such software dvd or vedio.

1、犯罪份子是该送去监狱还是让他们做一些别的事情当作惩罚来代替送进一个监狱?为什么并给出你的解释
2、有些人认为访问者应该尊从当地的文化和行为。其他人认为主国家（？）应该欢迎不同的文化。讨论并给出你的意见。
3、很多人认为公共图书馆应该之提供书籍，不该浪费他们已经很缺乏的金钱在昂贵的高科技媒体，如软件DVD或者是视频上。

:Should criminals be sent to a jail or let them do something else as punishment instead of sending into a jail? Why and give your reasons.
犯罪份子该被送去坐牢吗还是让他们做一些其他的事情当作惩罚来代替将他们送到坐牢吗?为什么并给出你的解释
2:Some people think that visitors should follow the local cultures and behavior. Others think the host country should welcome the culture differences. Discuss and give you opinion.
有写人认为游客应该遵从当地的文化与习惯，但其他人认为主办方（旅游地）应该欢迎各种不同的文化，讨论一下并给出你自己的观点
3:Many people think public libraries should only provide books and shouldn't waste their limited money on expensive hi-tech media, such software dvd or vedio.
很多人认为公共图书馆只应该提供些书籍不应该在昂贵的高科技多媒体上浪费金钱，比如软件DVD和视频上！

1:Should criminals be sent to a jail or let them do something else as punishment instead of sending into a jail? Why and give your reasons.