采用海砂配置混凝土时，对预应力钢筋混凝土，海砂中的氯离子含量不应大于0.06%。
参考答案：错
.
He made the choice to give all his money away, ______, he said, brought him happiness.
A．it
B．that
C．which
D．this
你怎样看待胡 * * * * 说的“不动摇、不懈怠、不折腾”的“三不”政策
