A. <p class="MsoNormal"><span>当</span><span>对面</span><span>方向</span><span>有车开来</span><span>的时候,此时需要立即将远光</span><span>灯换成近光灯</span><span>.</span></p>

B. <p class="MsoNormal"><span>当</span><span>离前面同方向的车距离较近</span><span>的时候,此时需要立即将远光</span><span>灯换成近光灯</span><span>.</span></p>

C. <p class="MsoNormal"><span>当路上已经有足够的照明度</span><span>的时候,此时需要立即将远光</span><span>灯换成近光灯</span><span>.</span></p>

D. <p class="MsoNormal"><span>进入交通繁忙的街道</span><span>时候,此时需要立即将远光</span><span>灯换成近光灯</span></p>