便利店安装摄像头设备时,首先应考虑()。
A、价位
B、摄像头的数量配置是否合理,是否留有监控死角
C、质量
D、是否安装到位
参考答案:B
回答问题。
1. Do you usually help your mother?
_____________________________________________
2. Do you go to school by bike or by bus?
3. Do the children watch TV on Saturday?
What’s the weather like France ?
A.of
B.in
C.at
D.to