题目内容
onclick代表当前事件类型为鼠标单击事件。
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分析如下的JavaScript代码段,并写出运行后的结果。var num = 10;function fn(){num = 20;alert(num)}alert(num)
SectionD-1Volunteersareourheartandsoul.Pleasecomeandhelpusbuildhomesfor___1___low-incomefamilies.Thereisnoexperienceneededandwesupplythe____2____.Justvolunteerforaday.It’sfun,rewardingandyoucanlearnsome____3____.Ifbuildingisn’tyourthing,comeandvolunteerforoneofoureventsor____4____.Youmustbe____5____14yearsofagetovolunteerandthose15yearsandundermustcomewithaparent.Comeandsignupnowtovolunteeryourtime.
冲泡时间过长，茶多酚渗出物多，导致茶汤（）
嫩芽可用高温水冲泡。（）
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