A:150 mL 2 mol•L﹣1盐酸
B:150 mL 2 mol•L﹣1硫酸
C:500 mL 3 mol•L﹣1盐酸
D:500 mL 18.4 mol•L﹣1浓硫酸
下列各句,与“不吾知其亦已矣”句式特点相同的一句是( )。
— Is your father free these days?
—No. He has mountains of work to do. He gets up early and comes back late every day.