限水、停水未按规定时间通知业主或使用人的扣多少分？
参考答案：
扣1分。
Ted has been living in town for only half a year; yet he seems to be ______ with everyone he meets.
A．accustomed
B．conscious
C．acquainted
D．acknowledged
JE3F4050什么是金属的晶间腐蚀？晶间腐蚀对钢材有何影响？
