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工程中所发生的安全事故属于何种等级的安全事故 2．简述建筑装饰工程中质量、进度、成本、安全的关系。 3．若施工单位向建设单位索赔工程赶工费用，是否成立为什么
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每张记账凭证都必须附有原始凭证。( )
Tom Smith was a writer. (11)He wrote stories for magazines. One evening he could not find an end for a story. (12)He sat with his typewriter in front of him, but he had no ideas. (13)So be decided to go to the cinema.When he came back, he found that he had had a visitor. Someone had broken into his flat. The man had had a drink, smoked several of Tom’s cigarettes--and had read his story. The visitor left Tom a note: (15)"I have read your story and I don’t think much of it. (14) Please read my suggestions and then you can finish it. By the way, I am a thief. I am not going to steal anything tonight. But if you become a successful writer, I will return."Questions 11 to 15 are based on the passage you’ve just heard. What did the man do to Tom’s storyHe gave some ().
案例分析题In C program, all variables must be （） before use, usually at the beginning of the function before any （） statements. In C program, all variables must be （） before use
The wolf was once the (widely) （） distributed kind of mammal in the world.
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