小脑幕裂孔疝常见的病因是 A.外伤性颞叶血肿 B.脑积水 C.大脑半球肿瘤 D.脑水

题型:多项选择题

问题:

小脑幕裂孔疝常见的病因是

A.外伤性颞叶血肿

B.脑积水

C.大脑半球肿瘤

D.脑水肿

E.高血压

考点:神经外科(医学高级)神经外科3
题型:多项选择题

某人采用500克绿豆生成豆芽,共制得豆芽2000克,问绿豆成为豆芽的过程中,有机物的变化情况是:[ ]

A.种类和总量都增多

B.种类和总量都减少

C.种类增多,总量减少

D.种类减少,总量增多

题型:多项选择题

文中共有10处语言错误,每句中最多有两处。错误涉及一个单词的增加、删除或修改。

增加:在缺词处加一个漏字符号(Λ),并在其下面写出该加的词。

删除:把多余的词用斜线(\)划掉。

修改:在错的词下划一横线,并在该词下面写出修改后的词。

注意:1. 每处错误及修改均仅限一词;

2. 只允许修改10处,多者(从第11处起)不计分。

My little cousin often comes to see me. But she is too noisy sometimes. Yesterday, as usual, he came very earlier in the morning. I was listening the radio and didn’t want to play with him. So he didn’t seem to know that. He asked me to play with him again and again. I was so annoyed with him that I shout at him, “Could you just leave me alone?” He had never seen me so angrily. He burst into tear and said, “I like playing with you. When the school begins, you will leave for me again.” I was moving when I heard that. So I turned on the radio and played with him.

题型:多项选择题

在半杯水中放入一只新鲜鸡蛋,观察到鸡蛋处于沉底状态,这时鸡蛋所受的浮力______鸡蛋所受的重力.将盐慢慢倒入水杯中,并轻轻搅拌,随着杯中盐水密度的增大,可观察到鸡蛋将______.在该过程中,鸡蛋的体积______,盐水的密度______,鸡蛋所受到的浮力______.鸡蛋上浮表明鸡蛋所受的浮力______鸡蛋所受的重力.最后观察到鸡蛋在浓盐水中处于漂浮状态,这时鸡蛋所受的浮力______鸡蛋所受的重力.

题型:多项选择题

反应溶剂的作用有哪些?

题型:多项选择题

移动式伸缩臂机械格栅适用于( )。

A.深度较浅的中小型格栅

B.深度不大的中小型格栅,主要清除长纤维、带状物

C.固定式适用于中小型格栅,深度范围较大,移动式适用于宽大格栅

D.中等深度的宽大格栅

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