My brother bought a computer yesterday. He wants to learn to use it to help himself get than before.

It is reported that no problems have been discovered in milk products such as Yili, Sanlu and Mengniu, ________ proves newly-produced liquid milk safe.

How much one enjoys himself travelling depends largely on_________he goes with，whether his friends or relatives

With the increase of the living standards,people are________much importance to their health.[ ]

This is only a solution that can be adopted to solve the problem , so you have to find a better way