根据首字母提示写单词

1. S_______l0th is Teachers' Day.

2. J_______  1st is Children's Day.

3. M_______1st is May Day.

4. Christmas Day is on D_______25th.

5. New Year's Day is on J_______1st.

在直流电压下，绝缘层电压分配与绝缘电阻（）。

A.成正比

B.成反比

C.无关