不同的计算机，其指令系统也不相同，这主要取决于____。
A、所用的操作系统D
暂无解析
is,are,was,were,willbe,aregoingtobe,have,has,hadThebeautiful________somethingthattheinnocent________notalwaysabletoappreciatefully.
________youhadbeenhere,wewouldn’thavehadsomuchtroublethen.
—Davidhasmadegreatprogressrecently.—_______，and_______.
Theengineer______myfatherworksisabout50yearsold.
Manisa“victimofforcesoverwhichhehasnocontrol.”Thisisanotionheldstronglyby().
