I ________ up early this morning, so I stayed in bed until 8 o’clock a．m．

A．needn’t have got

B．didn’t need to get

C．shouldn’t have got

D．can’t have got

夏商周二代贵族都墙以什么为主要埋葬方式？（）

A.土葬

B.船葬

C.悬棺葬

D.树葬