秦始皇统一中国后提出的立法原则有()
A.约法省刑
B.礼法结合
C.独尊儒术
D.法令由一统
参考答案:D
一个重物从高处下落的过程中,不计空气阻力它的重力势能不断______,它的动能不断______,而它的机械能______.(填“增大”“减小”或“不变”)
The new policy will________the elders a lot that people over 65 can take buses free of charge. [ ]
A. discount
B. support
C. approve
D. benefit