古诗文默写。
①当年万里觅封侯，__________________。关河梦断何处？__________________。
②《十五从军征》用夸张手法，极言从军之久的诗句：__________________，__________________。
③《十五从军征》表现老翁孤独凄凉的处境和心情的句子是：__________________，__________________。
④《朝天子·咏喇叭》描写喇叭功用的句子是：__________________，__________________。
⑤《满江红》写出诗人虽以肝胆相照，真诚恳切，但不为世俗所了解，因此生活中常受折磨的句子：_________________，__________________。  

规范的实验操作是保证实验成功的关键，许多实验操作过程中都有先、后顺序，如：实验室用高锰酸钾制取氧气实验完毕后，应先____后熄灭酒精灯．请你再举出一个这样的例子____ 

train    

    Tom is a boy with physical____（disable）and he can't walk as ____normal boy. In order to offer him more convenience, his mother bought him a robot____ name is Jimmy yesterday. Jimmy accompanies Tom every day after his parents leave for work,____（take）care of him. Tom suffers from a rare disease. He can't stand up.  Instead, he has to sit on an armchair all the day. Jimmy shows sympathy to Tom and ____(try) his best to make him happy. Some days ago, he took Tom to the park. He tried to protect him from ____(harm). He gave Tom encouragement to have a try to walk. So Tom ____ But to Jimmy's disappointment, Tom fell on the ground, causing some other boys nearby to make fun ____ him. “Don't laugh at the disabled!” Jimmy turned around, warning those boys. They felt sorry and ran away immediately. The next day, Jimmy took Tom to the park once again. This time, Tom was ____ (adapt) to the circumstance and didn't feel clumsy any longer. He gets back his own confidence ____ he is still a disabled boy.