杜甫在《忆昔》中写道:“忆昔开元全盛日,小邑犹藏万家室.稻米流脂粟米白,公私仓廪俱丰实。”这一景象产生于谁统治时期( )
A:唐高祖
B:唐太宗
C:武则天
D:唐玄宗
(2015•松山区)请将下面生物的特征与生物的类群相匹配
As well as ________ all his homework, he helped his mother with a good cleaning around the house.