驾驶机动车在这个路口左转弯要提前按导向箭头指示向左变更车道。
参考答案:对
She was supposed to shake hands when she met Paul's mother, she kissed her. [ ]
A. and
B. but
C. so
D. such
在突出煤层中进行掘进和回采时,都应()煤层的突出危险性,并根据煤层的突出危险性和(),采取防治突出措施。措施参数应根据矿井实际测定的结果或参照有关资料确定,并报()批准。