在肾炎发病机制中具有主要致炎作的炎症介质包括()
A.补体
B.活性氧
C.生物活性酯
D.凝血纤溶因子
E.生物活性肽
参考答案:A, B, C, D, E
根据以下提示,结合事例,用英语写一篇短文。
Encouragement from a friend plays a very important role in motivating you to solve the problems you are facing.It helps you fight the difficulties and get out of an unfavorable situation you are stuck in.
注意:
(1)无须写标题,文章开头已经给出,不得照抄英语提示语;
(2)除诗歌外,文体不限;
(3)文中不得透露个人姓名和学校名称;
(4)词数为120左右。
Encouragements can serve as a ray of hope during difficult times.
在表单My Form中通过事件代码,设置标签Lbl1的Caption属性值设置为“计算机等级考试”,下列程序代码正确的是( )。
A.x[24]值为0
B.x[24]值未定义
C.x[25]值为0
D.x[0]值为空