It's ____to travel(easy)是easier 还是more easily 说明原因 我觉得travel

It's ____to travel(easy)是easier 还是more easily 说明原因 我觉得travel 是more and more easy 还是easier and easier呢? it will make everyone's life 后面填easier 还是more easily It's convenient to travel是对的 还是 It's conveniently to travel? more easy还是more easier 是travel agent's office还是travel agents' office 是more and more easy 还是easier and easier呢?她们有什么区别 make it easy还是easily 是traveling 还是travel 是make it easy 还是make it easily.为什么? That will make it much----[more easily/easier] It is cheap (travel)正确形式填空,是填to travel还是