题目

Words have the power to build us up or tear us down. It doesn't matter if the words come from ourselves or someone else. The positive and negative effects are just as lasting.【1】 We're usually too embarrassed to admit it, though. In fact, we really shouldn't be because more and more experts believe talking to ourselves out loud is a healthy habit. This 'self-talk' helps us motivate ourselves, remember things, solve problems, and calm ourselves down. Be aware, though, that as much as 77% of self-talk tends to be negative. 【2】Often, words come out of our mouths without us thinking about 目前我国西藏自治区与外界交往主要通过哪些种运输方式A.公路、航空B.铁路、航空C.公路、水运D.水运、铁路