题目内容
--Please don’t make a noise.---（）.I’ll be as quiet as a mouse.
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下列（）属于企业销售商品或提供劳务形成的财务关系。
Fifty years ago,zoos were places where people could go to see animals from many parts of world.The animals lived in cages that were easy to keep clean.However,for the animals,the cages were small and impossible to hide in.Although the zoo keepers took good care of them,many of the animals did not feel comfortable,and they often become ill.In modern zoos,people can see animals in more natural conditions.The animals are given more freedom in larger places so that they can live as they could in nature.In an American zoo,visitors can walk through a huge special cage that is filled with trees,some small animals and many birds.Some zoos have special places for visitors to watch animals that live in the desert or under water.Some other zoos have special places for animals that live in cold conditions like the bear from Arctic.Modern zoo not only show animals,but also keep and save rare animals,for the reason the grandchildren of today’s visitors will still be able to enjoy watching these animals. The main idea of the passage is that zoos are now places where （）.
典型的网络安全威胁中，攻击者对合法用户之间的通信信息进行修改、删除或插入，再发送给接收者的安全威胁是（）
---Next Monday is my birthday.---Is that so?（）---Thank you.
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