大体积混凝土施工平面尺寸不大的可采用（）灌注方案。
参考答案：全面分层
综合看来，细胞是_______、_______和________的统一体，细胞中的变化非常复杂，需要统一的指挥和控制。细胞的控制中心是__________。
He speaks English well indeed, but of course not __________ a native speaker.
A as fluent as B more fluent than C so fluently as D much fluently than
