You have configured accessibility options for Tom. Everything works fine. You want to configure that when Tom wants to use CTRL， ALT or Shift key simultaneously， he should has the option to press one key at a time？ What should you do to provide this feature to Tom？（） ["Turn on FilterKeys, this will allow accessibility options to be turned on at will.","In accessibility options on the general tab, enable "turn off accessibility features after idle for xx minutes".","From the Keyboard tab of the accessibility option applet, check the StickyKeys checkbox, this will save all accessibility options when you exit the control panel applet.","In accessibility options on the general tab, disable "turn off accessibility features after idle for xx minutes".&e"]
属于无土栽培固体基质中的有机基质的是（）。 ["砂","泥炭","珍珠岩","蛭石"]
甲肝的防治原则是什么？
实施工业强省战略，加快推进工业大省向工业强省跨越，需要着力培育万亿产业、千亿园区、（）。 ["百亿企业","百亿项目","百亿投资","百亿交通"]
血液净化治疗指征不正确的是（） ["肾脏替代治疗","晚期肿瘤导致的全身衰竭","重症肝炎","药物或毒物中毒","血液病、风湿病、自身免疫性疾病"]
试述影响公债规模的因素有哪些？
