He must have been working really hard these days. This morning, I even noticed ______ behind his ear...
2023-01-06 16:40:45 28次 浙江省2009-2010学年高二5月月考试题（英语） 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
He must have been working really hard these
days. This morning, I even noticed ______ behind his ears.
|
A．grey hair
|
B．grey hairs
|
C．the grey hair
|
D．much grey hair
|
本题链接：
