题目内容

Chinese government has always attached treat importance to environmental protection.

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爆破漏斗有哪几个主要参数，各常用什么字母表示？

岩堆及滑坡对爆破效果的影响主要有哪些？

阅读下列说明，回答问题1至问题3。
[说明]
信息系统管理工作主要是优化信息部门的各类管理流程，并保证能够按照一定的服务级别，为业务部门提供高质量、低成本的信息服务。
信息系统管理工作可以按照两个标准分类；(1)和(2)。

SECTION B NOTE-WRITING (10 MIN)
Write a note of about 50460 words based on the following situation:
Your friend Bob has been seriously injured in a car accident. But you don't have the time to go and see him for the time being. Now write to him to express your concern.
Marks will be awarded for content, organization, grammar and appropirateness.