处理好公安机关与人民群众的关系是调整各种社会关系的基础。( )
参考答案:对
只适用于评价青春期发育情况的发育年龄是()
A.骨骼年龄
B.牙齿年龄
C.形态年龄
D.第二性征年龄
E.心理年龄
You would have helped your mother do some housework. But you ____.
A.don’t
B.didn’t
C.wouldn’t
D.weren’t