at last she became a (dance)

问题描述:

at last she became a (dance)

dancer 这是dance的名词。
这样的例子很多,如teach=>teacher, work=>worker。
这里dance因为发音直接加r就可以了。

dancer,舞者

此处有“介宾结构“,介宾结构:介词+名词
Became为介词,后面加名词,所以Dance需要填名词,可以做名词只能为Dancing Or Dancer
根据句意,”她最后成为一名舞蹈家“
所以填”Dancer“