【单选题】设论域为整数集,下列公式中值为真的是( ).
【单选题】I ______ a vocational school( graduate from) .
【简答题】药品广告方案制定过程中设立的目标主要有( )目标和广告目标。
【简答题】Newspapers claimed to ______ embarrassing evidence that Williams didn't graduate from the university.
【单选题】常用钢质、铸铁零件的热处理工序在工艺过程中安排不合理的是( )。
A.
机械加工前的热处理工序有退火、正火、人工时效等
B.
粗加工以后,半精加工以前的热处理工序有调质、淬火等
C.
半精加工以后,精加工以前的热处理工序有渗碳、淬火、高频淬火、去应力退火
D.
精加工以后的热处理工序有氮化、接触电加热淬火等
【单选题】Did Steve jobs' parents graduate from college?
C.
His mother did graduate from the college
【简答题】____________(还要更长时间) before you graduate from college?