放置宫内节育器的时问是()
A.月经干净3～7天
B.月经干净3天
C.月经干净7～10天
D.月经干净l0～l4天
E.月经期
参考答案：A
The idea of traveling abroad really ______ a lot of Chinese people. That's why every year witnesses
more people applying for passports. [ ]
A. sticks to
B. attends to
C. objects to
D. appeals to
低压电笔验电时，应注意哪些事项？
