【单选题】下面程序执行后的输出结果是 main() { char x=0xddff;printf("%d\n",x);}
【单选题】There are various kinds of metals, each () its own properties .
【单选题】气微,味甚苦,嚼之有黏性,可使唾液染成黄色的药材是()
【单选题】These preparedness frameworks either exist in various stages of development ______ have been implemented.