“风吹金榜落凡世，三十三人名字香。”“十年寒窗无人问，一举成名天下知。”诗句反映的现象与下列哪一制度相关？（    ）

用所给单词的适当形式填空。
Would you like to have dinner with____(we)?
Help____ （you） to some fish, children.
I'd like three ____(cup) of tea.
There ____ (be) some water in the bottle.
Is he a driver or a____(cook)?
Please give ____ (he) some orange juice.
Some____(America) live in Hainan now.
He ____ (teach) in a school
Please look at____(Ann) family tree.
Is your son a ____ (work)?

在下列叙述的方法中，能将有机化合物 转变为 的有(　　)

①跟足量的NaOH溶液共热后，再通入二氧化碳直至过量②把溶液充分加热后，通入足量的二氧化硫　③与稀H₂SO₄共热后，加入足量NaOH溶液　④与稀H₂SO₄共热后，加入足量NaHCO₃溶液