国家垄断资本主义是(    )
   A．消除生产无政府状态的垄断资本主义
   B．资产阶级国家同垄断资本相互分离的垄断资本主义
   C．资产阶级国家同垄断资本融合在一起的垄断资本主义
   D．带有社会主义因素的垄断资本主义

sis家族编码产物的作用是( ) A．生长因子 B．生长因子受体 C．蛋白酪氨酸激酶活性 D．结合GTP E．丝氨酸蛋白激酶活性 点击查看答案

What does the author mean by 'House Republicans have threatened to roll them back' (Line 2, Para. 5) ?A.House Republicans want to make the rules move forward.B.House Republicans require more support to the rules.C.House Republicans threaten to replace the rules with a new one.D.House Republicans declare to end the rules gradually. 点击查看答案