-My parents our home for a few hours when I arrived. I didn't meet them.-You could call them if you wanted to know where they were.
A:have been away from
B:had been away from
C:had left
D:had gone
明末清初思想家王夫之认为:“大贾富民者,国之司命(掌握国家命脉)也”。这体现了当时
计算:
(1)64×〔1÷(2110﹣2.09)〕
(2)712×〔34﹣(120+12)〕
(3)13+115+135+163+199
(4)2013+2012×20142013×2014-1
(5)20×20﹣19×19+18×18﹣17×17+…+2×2﹣1×1.
据考古发现,我国境内已知的最早人类是( )