如图所示，物块A和B通过一根轻质不可伸长的细绳连接，跨放在质量不计的光滑定滑轮两侧，质量分别为m_A=2 kg、m_B=1 kg。初始时A静止与水平地面上，B悬于空中。先将B竖直向上再举高h=1.8 m（未触及滑轮）然后由静止释放。一段时间后细绳绷直，A、B以大小相等的速度一起运动，之后B恰好可以和地面接触。取g=10 m/s²。

从方框中选择正确选项。完成短文．并将其字母序号写在短文后面的空格内。(方框中有两个选项是多余的)

   Sometimes, life isn't as perfect as we imagine. If so, what will you do?
   Liu Wei, the famous pianist____arms in China, is a good example. He lost his arms in a____ accident when he was only 10 years old. However, he wanted to keep his dream. He learned to swim in a recovery( 康复) hospital when he was 12. Two years____, he won two gold medals in a National Swimming Championship for the disabled. After that, he began to learn how to type with his feet. He____  the world record and became the person who could type ____ with his feet. In the following years, he started learning to play the piano.
Last year, he became the ____ of China' s Got Talent Show( 中国达人秀). He always says, " There are two ways in my life. I will____ live a wonderful life or die. " We can learn____  from Liu Wei. No matter how hard the life is, keep smiling to ourselves.
   Martin Luther King has ever said, " We must accept( 接受) disappointment in our life, but we must never lose our ____ " What he said is quite true. When we____ difficulties. Please face them bravely. Where there is a will, there is a way.

根据句中的拼音，在括号内填上正确的词语。

①标直漂亮的白桦树在原野上shēn yín ____。

②bān lán ____的山雕，bēn chí____的鹿群。

③而我将用我的泪水，洗去她一切的wū huì____与耻辱。