问题
单项选择题
对于实际工业、科学、医疗中应用的电磁辐射设备，必须在（）完成环境影响报告表的编写。
A.使用前
B.购买前
C.购买后
D.安装前
答案
参考答案：A
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对于实际工业、科学、医疗中应用的电磁辐射设备，必须在（）完成环境影响报告表的编写。
A.使用前
B.购买前
C.购买后
D.安装前
参考答案：A
完形填空（共20小题；每小题1分，满分20分） 阅读下面短文，从短文后各题所给的四个选项（A、B、C和D）中，选出可以填入空白处的最佳选项。 I work as a volunteer for an organization that helps the poor in Haiti. Recently I took my son Barrett there for a week, hoping to___1____ him. Before setting out, I told Barrett this trip would be tiring and ____2____. For the first two days, he said almost nothing. I worried the trip was too ___3____ for a 17-year-old. Then, on day three, as we were ___4____ over high rocky mountains, he turned to me and grinned(咧嘴笑),“Pretty hard.” After that there was no turning back. A five-year-old girl, wearing a dress several sizes ___5___ large and broken shoes, followed Barrett around, mesmerized(着迷). He couldn’t stop ___6____. Later he said ____7____ , “I wish I could speak French.” I was ___8___— this from a boy who hated and ___9____ French classes throughout school. Usually silent, he ___10___ Gaby, our host, and kept asking questions about the country and its people. He blossomed(活泼起来). __11___, the moment that really took __12___ breath away occurred in a village deep in the mountains. I was ___13___ a woman villager for an article. 135 centimeters tall, she was small in figure but strong in ___14___. Through determination, she had learned to read and write, and __15___ to become part of the leadership of the __16___. Learning her story, Barrett was as ___17___ as I by this tiny woman’s achievements. His eyes were wet and there was a ___18___ of love and respect on his face. He had finally understood the importance of my work. When leaving for home, Barrett even offered to stay ___19___ as a volunteer. My insides suddenly felt struck. This ___20____ achieved all I’d expected. Soon he will celebrate his 18th birthday. He’ll be a man.
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