单项选择，选出可以填入空白处的最佳选项。 I thinkdogsaregoodenoughfor       ...

问题详情：

单项选择，选出可以填入空白处的最佳选项。

 I  think dogs are good enough for             to take care of .

A.      a 80-year-old grandmother  B. a 80-years –old grandmother

C.      an 80-year-old grandmother  D. an 80-years –old grandmother

【回答】

C 

知识点：构词法

题型：选择题