经过清洁的游泳池应确保水质达到( )标准，确保泳客的健康安全。
A．建设单位
B．业主委员会
C．卫生防疫部门
D．物业服务企业
参考答案：C
7.2×0.46的积是______位小数，积保留一位小数是______．
补全对话（5小题，每小题2分，共10分）
A: Morning, Tom. You don’t look well. ________小题1:___________________?
B: Well, I have got a cold. But it’s not serious. Hey, Jack, did you see the movie on CCTV 6 last night?
A: No, I didn’t.________ 小题2:______________________?
B: Harry Potter Ⅲ. It was so exciting. So, what were you doing at that time?
A: ________小题3:________________. I’m not good at English, you know.
B: But English is not very hard to learn. __________小题4:______________.
A: Thank you for your advice. _________小题5:_______________________?
B: It’s nearly 7:50. Hurry up, or we’ll be late fir school.
