Last year, my best friend, Li Xiaoming, talked about the best way of studying English. At first he thought the teacher spoke 1quickly2he didn't understand. He also3 ask questions4 his poor pronunciation. Then he began to watch English movies, he 5 funny movies.6 he couldn't understand everything the characters said,7he can get the meaning by watch body language and expressions. He also realized he could get the meaning by8 for the key words. His pronunciation improved as well by listening to the conversations in English movies. Sometimes he learned some9sentences like “It's a piece of cake.” At last he often 10 the new words in the dictionary.

阅读语段，回答问题。

    接着我静默下来，我吸着烟陷入沉思或回忆，判断自己或分析别人，捕捉念头或欣赏思维，这时的思想像白纸上似是而非的显影线条，也像冬日村庄上空最先升起的炊烟轮廓，还像一朵停留在无风的秋空之间的云絮，也像寒冷天气里汽车引擎刚发动时的声响。这时候思维很美，简洁纯净而又专注、飘浮、凝然不动，有令人舒适的享受感──像是一炉恰好的炭火那样，毫不费力地燃烧着，温暖着心灵。

    这个段落中有两个比喻句，找出来。比较这两比喻句有什么异同点？

依次填入下列各句横线处的成语，最恰当的一组是（  ）

①_____，有言必践，传送着中国的极大诚意，展示了一个负责任大国的襟怀，赢得了世贸成员和国际舆论的佳评。

②出了事故，首先应调查原因。“没有调查就没有发言权”，这是决策的科学化问题。古今之市领导，似乎还在车上，就作出重大决定了。而且______，权重如天。

③在推销的过程中，应该认真准备，力求表达得精炼准确，______，以达到最佳效果。