【单选题】It is five years since we began to enjoy a _______ spring holiday each year. [ ]
【简答题】根据GB7258-2017《机动车运行安全技术条件》中明确规定:车用发动机功率不得低于原标定功率的( );GB/T15746-2011《汽车修理质量检查评定办法》规定:大修竣工后,发动机最大功率不低于原设计标定值的( )。
【单选题】设计算机字长为16位,一个数的补码为10000000 00000000,则该数字的真值是( )。
【单选题】The 'holiday season'(Paragraph 13) probably refers to
A.
the day after Thanksgiving.
B.
the day before Christmas.
C.
the day from Thanksgiving to Christmas.
D.
the day from Christmas to Thanksgiving.
【单选题】设计算机字长为16位,一个数的补码为10000000 00000000,则该数字的真值是( )。
【单选题】We had a marvelous holiday; only the last two days were slightly ______by the weather.