These children have been studying English for _____. A.two years and a half B.two and a half year C.two and half year D.two and half years

These children have been studying English for _____.
A.two years and a half B.two and a half year
C.two and half year D.two and half years

A

选 B
整数又分数的表示

我觉得是A

A是对的
B后面漏了s

A