Question

1Tony is twelve          old, but his sister is only one          old.

A. year; year       B. years; years   C. years; year      D. year; years

 

Answer 1

【答案】

C

【解析】表示“年龄多大”时用“…years01d”结构。前面的基数词是one就用year old：大于1就用years old。因此选c。