当车辆通过曲线时车钩两侧游间与()有关。
A.车钩高度
B.车辆宽度
C.车体及车钩长度
D.车辆定距
参考答案:C
(2013·高考湖北卷)He didn’t selfishly keep for himself the money inherited from his uncle.Instead,he made a________contribution to help the community.
A.commercial
B.generous
C.comparable
D.profitable
中国的科学技术水平,正在飞跃前进。