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【单选题】
空气污染指数(Air Pollution Index,API)是一种反映和评价空气质量的数量尺度方法,是将常规监测的几种空气污染物浓度简化成为单一的概念性指数数值形式,并分级表征空气污染程度和空气质量状况,其特点是综合、简便、直观,适于表达不同城市空气质量状况及污染程度。阅读分析京津冀、长三角和珠三角三大城市群9个代表城市API(空气污染指数)数据。 从年均APl空间分布看()
A.
在城市群中,天津由于受山谷风的影响,故API最低
B.
长三角城市群中,南京由于地处内陆丘陵,大气扩散条件差,所以API最高
C.
珠三角城市群中,深圳经济发展快,API也最高
D.
三大城市群自,API逐渐降低
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参考答案:
举一反三
【单选题】The good news made us _____ very happy. [ ]
A.
feel
B.
to feel
C.
felt
D.
feeling
查看完整题目与答案
【单选题】She made to tell her mother the good news.
A.
speed
B.
haste
C.
hurry
D.
urge
查看完整题目与答案
【判断题】氧气瓶使用时不应用尽气体,应保持瓶内压力在0、2MPa以上,以防止重新罐装时混入其他气体。
A.
正确
B.
错误
查看完整题目与答案
【单选题】发送名片一般应选择:
A.
初识之际或分别之时
B.
用餐、戏剧、跳舞之时
C.
要在大庭广众之下
D.
不分早晚
查看完整题目与答案
【单选题】The good news made us _____.We all cheered (欢呼) at that time. [ ]
A.
excited
B.
exciting
C.
tired
D.
tiring
查看完整题目与答案
【简答题】“努力”、“竭力”中副词是( )
查看完整题目与答案
【单选题】The good news made me ______very happy.
A.
felt
B.
to feel
C.
feel
查看完整题目与答案
【判断题】生产看板是传递某道生产作业的规范,可在本工序入口和前工序出口之间流动。
A.
正确
B.
错误
查看完整题目与答案
【单选题】The good news made us ______.
A.
excite
B.
to excite
C.
exciting
D.
excited
查看完整题目与答案
【单选题】The good news made headlines nationwide: Deaths from several kinds of cancer have declined significantly in recent years. But the news has to be bittersweet for many cancer patients and their families...
A.
survival rates
B.
quality of life
C.
lifespans.
D.
options for health insurance providers
查看完整题目与答案
相关题目:
【单选题】The good news made us _____ very happy. [ ]
A.
feel
B.
to feel
C.
felt
D.
feeling
查看完整题目与答案
【单选题】She made to tell her mother the good news.
A.
speed
B.
haste
C.
hurry
D.
urge
查看完整题目与答案
【判断题】氧气瓶使用时不应用尽气体,应保持瓶内压力在0、2MPa以上,以防止重新罐装时混入其他气体。
A.
正确
B.
错误
查看完整题目与答案
【单选题】发送名片一般应选择:
A.
初识之际或分别之时
B.
用餐、戏剧、跳舞之时
C.
要在大庭广众之下
D.
不分早晚
查看完整题目与答案
【单选题】The good news made us _____.We all cheered (欢呼) at that time. [ ]
A.
excited
B.
exciting
C.
tired
D.
tiring
查看完整题目与答案
【简答题】“努力”、“竭力”中副词是( )
查看完整题目与答案
【单选题】The good news made me ______very happy.
A.
felt
B.
to feel
C.
feel
查看完整题目与答案
【判断题】生产看板是传递某道生产作业的规范,可在本工序入口和前工序出口之间流动。
A.
正确
B.
错误
查看完整题目与答案
【单选题】The good news made us ______.
A.
excite
B.
to excite
C.
exciting
D.
excited
查看完整题目与答案
【单选题】The good news made headlines nationwide: Deaths from several kinds of cancer have declined significantly in recent years. But the news has to be bittersweet for many cancer patients and their families...
A.
survival rates
B.
quality of life
C.
lifespans.
D.
options for health insurance providers
查看完整题目与答案
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