A:分封制
B:宗法制
C:郡县制
D:行省制
抛物线y=-2x-12+5向左平移2个单位,再向下平移1个单位后得到的抛物线解析式是____.
They like _______ play in the park.
俄罗斯最大城市是( )
—Sorry, Sir. I can't remember all the new words we learn every day.
—________. Practice more.