根据拼音写出相应的词语。
设集合A={x||x﹣a|<2},B={x|2x-1x+2<1},若A⊆B.求实数a的取值范围.
— Whose model plane is it?
— It's Jack's. He made it by _______.
就业是民生之本。国家采取各种措施扩大就业,给社会生产和发展带来重大影响。下列选项中,你认为合理的顺序是( )
①获得工资收入 ②扩大生产规模 ③刺激居民消费 ④增加就业岗位