下列关于增值税减免税规定的表述，正确的有（）。 A.各类蔬菜和_爱下问搜题

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问题多项选择题

下列关于增值税减免税规定的表述，正确的有（）。

A.各类蔬菜和蔬菜罐头流通环节免征增值税

B.对飞机修理劳务增值税实际税负超过6%的部分即征即退

C.对血站供应给医疗机构的临床用血免征增值税

D.一般纳税人销售其自行开发的软件产品，对其增值税实际税负超过3%的部分实行即征即退政策。

E.一般纳税人提供的污水和污泥处理劳务实行即征即退100%的优惠

答案

参考答案：B, C, D

解析：本题考核“增值税——减免税”。蔬菜罐头不免流通环节的增值税；污水、污泥处理劳务实行的是即征即退70%的优惠政策。

填空题

（）能催化葡萄糖通过消耗空气中的氧而氧化，该酶可以用来除去葡萄糖和氧气。

完形填空

I work as a volunteer（志愿者）for an organization that helps the poor in Haiti. Recently I took my son Barrett there for a week, hoping to 36 him.
Before setting out, I told Barrett this trip would be tiring and 37. For the first two days, he said almost nothing. I worried the trip was too 38 for a 17-year-old. Then, on Day three, as we were 39 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 40 large and broken shoes, followed Barrett around, mesmerized （着迷）. He couldn’t stop 41 . Later he said 42. “I wish I could speak French.” I was 43－this from a boy who hated and 44 French classes throughout school.
Usually silent, he 45 Gaby, our host, and kept asking questions about the country and its people. He blossomed（活泼起来）.
46 , the moment that really took 47 breath away occurred in a village deep in the mountains. I was 48 a woman villager for an article. 135 centimeters tall, she was small in figure but strong in 49 . Through determination, she had learned to read and write, and 50 to become part of the leadership of the 51 .
Learning her story, Barrett was as 52 as I by this tiny woman’s achievements. His eyes were wet and there was a 53 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 54 as a volunteer. My insides suddenly felt struck. This 55 achieved all I’d expected. Soon he will celebrate his 18^th birthday. He’ll be a man.

C．troublesome

B．regretfully

B．disappointed

B．went in for

C．fought against

B．disregarded

B．interviewing

C．organization

A．combination

B．composition

D．satisfaction