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问题 选择题

高铁酸钾( K2FeO4)是一种新型的自来水处理剂，它的性质和作用是[ ]

A．有强氧化性，可消毒杀菌，还原产物能吸附水中杂质

B．有强还原性，可消毒杀菌，氧化产物能吸附水中杂质

C．有强氧化性，能吸附水中杂质，还原产物能消毒杀菌

D．有强还原性，能吸附水中杂质，氧化产物能消毒杀菌

答案

答案：A

完形填空

That was a hot summer. When I was five years old just before my sister came to the world, my mother asked me what we   小题1:  (应该)name the new baby. I think for a minute and said, “Let’s call her Gravy!”

You know, we pour gravy over meat and it tastes good! My parents found my idea  小题2:

(有趣的)but at last they named the new baby Caroline,  小题3: （代替）.

Having a sister   小题4: (改变) my life. When my sister and I played together, we often fought and   小题5: （争吵）with each other. It made our parents angry. But at the same time, we learned to   小题6: （分享） our things and forgive（原谅） each other.

In North America, there are many   小题7: （种类） of families but most families have a boy and a girl. Of course, some have three or more. In China, most   小题8: （孩子）don’t have brothers or sisters and they often feel   小题9: （孤独的）. Some middle school students in China wish that they had a brother or sister. If you are one of them, I have a good idea for you. You can treat your friends or classmates   小题10:（当作） your brothers and sisters!
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单项选择题 A1/A2型题

有头疽最易发生的部位是：（）

A.头部

B.颈部

C.项部

D.腹部

E.胸部
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