“混合”型病毒
参考答案:是指具有开机型病毒和文件型病毒寄生方式的计算机病毒,这种计算机病毒扩大了病毒程序的传染途径,它即感染磁盘的引导记录,又感染可执行文件。
---Before you sign the contract, please read it as ________ as you can.
---Thanks for your __________.
A.carefully; requiring
B.carefully; reminding
C.careful; requiring
D.careful; reminding
下列哪一种先天性心脏病在主动脉弓造影时,肺动脉提前显影()
A.主肺间隔缺损
B.动脉导管未闭
C.室间隔缺损
D.房间隔缺损
E.法洛四联症