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问题 单项选择题 A1型题

关于尿路结石预防机制，以下正确的是（）

A.服用维生素B6以增加尿中草酸盐溶解

B.服氧化镁以减少尿中草酸盐排出

C.碱化尿液以利于磷酸盐的溶解

D.患草酸盐结石应多吃菠菜、西红柿，多吃高蛋白、高糖饮食

E.别嘌醇可使尿酸形成减少

答案

参考答案：E

阅读理解

根据短文内容判断句子正（T）误(F)。

Welcome to our school. Our school is on Xianyang Street. It’s next to the Xinhua Library. There is a big garden across from our school. The payphone is between our school and the post office. There are three buildings in our school, the students’ building, the teachers’ building and a library. The teachers in our school are good. Our school yard is very beautiful. If you come to our school from the airport, take a taxi and go along the highway until you see a bridge. Go across the bridge and turn left. Then go straight along the Bridge Street. Our school is on the right.

小题1:Our school is between the post office and the garden.

小题2:The big garden is on Xiangyang Street.

小题3:The pay phone is next to the post office.

小题4:If you go straight along the highway, you can get to our school.

小题5:The market is across from our school.
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填空题

城域网的英文缩写是 ______ 。
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