安全宣传教育的最终目的是什么?
A.提高职工的安全生产素质
B.树立全局观
C.提高科技水平
参考答案:A
—We were surprised to hear that the reason_______ she gave for her absence was______ her mother was ill.
—Yes,we saw her mother was at the supermarket that morning.
A.why;that
B.which;that
C.that;because
D.why;because
适用于急性胰腺炎晚期病例的血清酶标志是()。