Question

– Why did they help Mrs Brown with her work?– Because she was _____. A．an old friend of them

– Why did they help Mrs Brown with her work?– Because she was _____. A．an old friend of them B．the friend of them C．on the their friend D．a good friend of theirs

Answer 1

D

试题分析：句意：他为什么帮助布朗夫人做她的工作？——因为她是他们的一个好朋友。Of在表示所有关系时，后面接名词，them是人称代词。选项ABC结构有误，故选D，名词性物主代词做介词宾语。 点评：of的基本含义是……的，关于。在表示所有关系时，后面接名词，谓语被修饰词后面，做定语。