易患皮下坏疽
A.佝偻病病儿B.链球菌感染C.由于新生儿皮肤娇嫩,白细胞趋化性差,免疫球蛋白不足D.肾上腺皮质激素抑制血细胞功能和抗体形成E.脊柱裂下肢瘫痪病
参考答案:C
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Electricity is of great 小题1: to our life. What would life be like without electricity? “That’s terrible!” most people would say. But it’s life in Ethiopia.
When I was in that country, the power went off 小题2:every few days. This happened not only in small towns, 小题3:even in the capital.
One day when I went to the airport, the power was 小题4:. I didn’t know which flight to take. At the same time, the Internet was of course 小题5: The weather was very hot. To my 小题6:, restaurants only served warm drinks. Time after the sunset, between 6:00 p.m. and 8:30 p.m., was 小题7:. Without any light, I stayed in my room, walking or 小题8: in bed. How boring!
I wondered what 小题9: I would get into if there was no power in America. So I had a try. At 8:30 a.m., I turned off the power. Then I 小题10: nothing but rest at home. Things were not so difficult because it was summer and the sun didn’t set until 8:00 p.m. I’ll try this again in winter, and I hope to learn what I can do without electricity.
减少氯化消毒副产物的措施包括()。
A.利用生物活性炭法除去或降低水中有机前体物的含量
B.通过混凝沉淀和活性炭过滤法除去或降低氯化消毒副产物
C.改变传统的氯化消毒工艺
D.采用其他消毒方式
E.以上都是