信息的特征有（） ["时间性","分享性","扩充性","开发性"]
人身保险中，万能寿险、投资连结保险具有（）的特性。 [" 收益、保费比较灵活"," 高保障"," 保费较低"," 保障与收益相结合"]
前古典主义音乐有哪些风格（） ["罗可可风格","巴洛克风格","华丽风格","善感风格","自由风格"]
int x = 3; int y = 1; if (x = y) { System.out.println(“x = “ + x); } What is the result? （） ["x=1","x=3","Compilation&ensp；fails.","The&ensp；code&ensp；runs&ensp；with&ensp；no&ensp；output.&ensp；","An&ensp；exception&ensp；is&ensp；thrown&ensp；at&ensp；runtime."]
K-12电1缆纸的密度不小于（）g/cm3。 ["0.7","0.5","0.9"]
饴糖制造原理及主要成分是什么？
