In a word, exercise is helpful, important and absolutely necessary.
总之，运动是很有用，很重要，当然也是很有必要的。
In a word, exercise is helpful, important and absolutely necessary.
总之，运动有用，重要而且绝对必要。
It is absolutely necessary that the tourism comprehensive information system should be built as a platform of local tourism cooperation and tourism safety in the important tourist regions.
重要的旅游区域有必要建立起旅游的综合信息网络，作为区域内旅游合作和旅游安全工作的平台。
It is absolutely necessary that the tourism comprehensive information system should be built as a platform of local tourism cooperation and tourism safety in the important tourist regions.
重要的旅游区域有必要建立起旅游的综合信息网络，作为区域内旅游合作和旅游安全工作的平台。
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