关于血小板计数方法的叙述，正确的是（） A.血液分析仪法为血小板计数参考方法 B.目

可引起射血分数增大的因素是（）

A.心室舒张末期容积增大

B.动脉血压升高

C.心率减慢

D.心肌收缩能力增强

E.快速射血相缩短

小王对小李怀恨已久，遂起杀害之心，小王于一日下午想乘小李一人在家之际将其杀死，并在自家院中磨其准备已久的刀，被王母发现制止，小王的行为是()

A．犯罪未遂

B．对于小王的行为可从轻、减轻处罚或免除处罚

C．犯罪预备

D．犯罪中止

物质溶于水的过程中通常伴随着能量的变化，下表为四种物质的溶解热（“＋”为放热，“－”为吸热，18℃）

化学式	NH4NO3	NaOH	Ba(NO3)2	KNO3
溶解热（kJ/kg）	–330.75	+1040.5	–410.62	–353.17

将等质量的上述物质加入等质量的水中，对水的电离平衡影响最小的是

A．NH₄NO₃           B．NaOH             C．Ba( NO₃)₂            D．KNO₃

Application development increasingly means Windows development, and the popularity of visual development tools has (95) in tandem with Windows itself. These tools create beautiful windowing (96) , and their fast development cycles and easy learning curves make them a good (97) for many types of PC development projects. Today’s developers are leveraging these tools and the abundance of heap, powerful PCs to shift the balance of power to the desktop.
As the world moves inexorably toward Windows and other (98) user interfaces, developers can choose from an abundance of (99) oriented tools. Popular examples include Microsoft Corp.’s Visual Basic, Powersoft Corp.’s PowerBuilder, Gupta Technology Corp.’s SQL Windows, and so on.

A．choose

B．selections

C．choice

D．select

工读学校的招生对象是哪些人？