建立宏观与微观的联系是化学独特的思维方式。下列对于宏观现象的微观解释中错误的是（　）

阅读课文《枣儿》首尾出现的童谣，说一说它在剧中起什么作用。

枣儿甜，枣儿香，

要吃枣儿喊爹娘；

爹娘给个竹竿竿，

打下枣儿一片片；

爹不吃，娘不吃，

留给娃娃过年吃。

根据下列句子及所给汉语注释，在句子空缺处写出各单词的正确形式 。
⑴Thomas Edison ____ (发明) the light bulbs.
⑵He went into the room ____ (慢地) and sat down.
⑶You can't solve the problems____ (除非) you do it carefully.
⑷He has a kind____ (心) and often helps others.
⑸Some animals, for example, elephants and koalas, live on grass and ____ (树叶)
⑹My uncle bought me an Ipad for my ____ (第十二) birthday.
⑺So far, we've____ (成功) in saving thousands of people in danger.