在稳定类基层材料拌和时，应重点检查结合料的剂量、最佳含水量的控制以及拌和方法及均匀性等。 ( )
参考答案：对
—What are you going to give your mother for her birthday, Lucy?
—I'm not sure. But I'll buy her ______.
A. something special
B. anything special
C. special anything
D. special something
当车速是多少时，电控四轮转向系统后轮同相位转向（）
A.低于29Km/h
B.29Km/h
C.超过29Km/h
D.35Km/h
