以下词组可以用来概括中国新民主主义革命的主要关节点，按时间先后排列正确的是（ ）
A：五四起风雷 遵义定决策 卢沟燃烽火 渡江夺胜利
B：遵义定决策 五四起风雷 渡江夺胜利 卢沟燃烽火
C：五四起风雷 卢沟燃烽火 遵义定决策 渡江夺胜利
D：渡江夺胜利 卢沟燃烽火 遵义定决策 五四起风雷
若要研究通过导体的电流与导体两端电压的关系，除了图示器材外还需要：电源(恒压)、开关、导线、____ ，同时应将小灯泡换成定值电阻，理由是____ 。
根据短文内容完成表格中所缺信息。
name: Michael Swaine
job:____ of a college in San Francisco
his ____ work
time: the 15th of ____,for almost 15 years
act: make and mend(缝补) clothes for poor or homeless people for free
his gains(收获) from the acts
u He has made more friends.
u He now understands ____ things.
u He now lives a more meaningful life.
the influences of his acts
u People are encouraged by his caring spirit.
u People's smiles show the ____ brought by his small acts of kindness.
u People can learn from the example of taking part, being a citizen, acting outside of what is normal and doing something good with their own talents.
