城市
污染指数
首要污染物
空气质量级别
北京
92
TSP
II
济南
76
天津
82
武汉
83
NOx
哈尔滨
96
重庆
98
SOx
上海
74
贵阳
69
注:TSP——空气中的飘尘;NOx——氮的氧化物;SOx——硫的氧化物.
A. You're welcome.
B. What shape would you like?
C. I'd like some cherries, too.
D. What kind of pudding would you like?
E. Yes. I want to buy a pudding.
A: Can I help you?
B:____
A:____
B: I'd like a chocolate pudding.
B: I'd like a heart-shaped pudding.
A: Anything else?
B:____How much are they?
A: 70 yuan.
B: Here is the money.
A: Thank you.
甲、乙两只白炽灯的铭牌如图所示,假定甲、乙灯丝的长度相同,下列说法正确的是()
埃及的耕地、人口、城市主要集中在