题干

IPS自平衡电动独轮车是一种具有自我平衡的交通工具.它仅靠一个刻有花纹的轮子行驶,靠传感器控制平衡,采用轻薄、大功率电动机驱动,充电快速.使用者把脚分别放在轮子两侧的宽大、粗糙踏板上以后,轻轻向前倾斜身体是前进,向后倾斜是停止,向左和向右倾斜身体是转弯,当在驾驶过程中失去平衡、不得不跳下车的时候,还可以利用手上的手带来拽住独轮车,以免它失去控制靠成损坏.如图所示,当某人驾驶独轮车在水平路面上匀速直线运动时,下列说法正确的是(   )

A:当人从独轮车上跳下来静止后就没有惯性

B:独轮车做匀速直线运动是因为不受摩擦力

C:独轮车的重力与地面对独轮车的支持力是一对平衡力

D:人对独轮车的压力与独轮车对人的支持力是一对相互作用力

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D

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    Do you know what a big dream is? Does a big dream show one's future? Or, is a big dream something that provides only entertainment? Children dream big dreams, but there are three barriers to realizing dreams____

The self

    Immediately following the birth of a big dream, a negative self-talk takes over and gives all the reasons why it cannot happen. This voice inside of people is the ego(自我).It's there for protecting and should be listened to. Sometimes it is right, but more often it is wrong____ That's why only a handful of people make their dream come true

Family and friends

    Family and friends are a lot the ego.____ so they will often list all the reasons why the big dreams won't come true. Sometimes, family and friends destroy dreams of those they love most, out of their own fear of those left behind.

____

    If one gets past the first two barriers, one has to face the world. It is the last and the most terrible barrier. In the past, big dreamers were locked up and sometimes even killed when they were shown to the world. Fortunately, in most of the world today, big dreamers just get laughed at ____When children feel confident and then try their best, they will be ready to accept any failure. The truth is that every great dreamer whose dreams have never seen the light of success knows failure well. They simply fail until they succeed

A. The world

B. The future

C. Most people are influenced by it

D. They want to protect those they love

E. And their big dream is to be a rock star or a famous artist

F. They often kill them before they ever have a chance to grow

G. The way to realize a big dream is with confidence and action