图中表示静止在斜面上的物体所受的重力是( )
A:F1
B:F2
C:F3
D:F4
根据表格内容, 选择正确答案。
(B)
Wang Wei
I can't sing or dance. I can play the guitar. But I couldn't play it three years ago.
Alice
I can sing and dance. I can also play the piano. When I was six, I couldn't play the piano at all.
James
I can swim and cook. I can't draw pictures. I could swim when I was five years old.
Liu Fang
I can perform ballet and dance to disco. I can also sing English songs. But I couldn't sing English songs two years ago.
将月季的一段枝条插入土壤中,不久便长出一颗新的植株,这种营养繁殖的方式叫做( )
人社部部长尹蔚民10日说,希望今年制定出渐进式延迟退休方案,方案将渐进到位,每年只会延长几个月的退休年龄,经过相当长时间达到法定退休年龄;方案推出后至少五年以后才会实施,下面对材料认识正确的是( )
①方案对适龄就业人群可能会造成一定的压力
②方案是解决我国养老金缺口的治本之策
③方案是对我国劳动者人权的巨大剥夺
④方案的成功与否尚需社会发展的实践检验
十一月四日风雨大作
陆游
僵卧孤村不自哀,尚思为国戍轮台。
夜阑卧听风吹雨,铁马冰河入梦来。