不论是由建设工程参与方的哪一方提出的设计变更，做出变更决定后由( )签发《工程变更

Today, more and more high school student publish their own blogs on the Internet. For one thing, it can provide colorful platform to show their talents, and for another, it is also a way to release their pressure. And this make it popular to high school students. But many parents and teachers hold a same view, and they think that managing a blog will take a lot of time and energy, while this should be used study which is their main duty. Personally, I do approve of this activity. Open and organizing an eye-catching blog needs various abilities such like writing, designing and so on. Only if that we have those abilities can we make a good blog. And also, we can improve themselves during the procedure of organizing our blogs.

女性，34岁，近2年来无诱因下出现头痛头昏，清晨起床时明显，常伴有恶心、呕吐。

查体：神清语利，眼底（见图），其他颅神经检查正常。此病人的初步诊断为（）

A.颅内压增高

B.血管性头痛

C.神经性头痛

D.青光眼

E.视神经炎

会计报表系统中，运算公式应在（）之后完成。

A.报表单元拆分

B.报表打印

C.报表输出

D.报表编辑

65岁的渔民在乡卫生所行右眼胬肉切除术后，术中出血多，手术时间长。术后第2天有复视，经活血化瘀后，术后1个月，复视好转，但右眼内转不足，有外斜视。

手术中出血多的原因是（）

A.手术中伤及较大血管所致

B.手术中伤及内直肌

C.手术操作不娴熟

D.患者出、凝血时间有问题

E.患者情绪紧张

脉石是永远不能被利用的。