The boy ____(lead) the way, we had no trouble finding the hidden cave.

2016年，河南郑洛新国家自主创新示范区、国家大数据综合实验区、知识产权强省试点相继获批建设；获得国家科技奖励19项，新建5家国家地方联合工程实验室，新增省级工程（技术）研究中心166家；推动了大众创业万众创新，新建各类国家级创新创业孵化载体21家。河南省规模以上高成长性制造业增长10.6%，高技术产业增长15.5%……经济总量有望迈上4万亿元新台阶。河南省用事实证明（    ）

增加：在缺词处加一个漏字符号（∧），并在其下面写出该加的词。

删除：把多余的词用斜线（\）划掉。

修改：在错的词下划一横线，并在该词下面写出修改后的词。

    If you are on the street, you will see all kinds of people passing by. It's not rare to see people with bad manner. Some throw away rubbish casually. Some spits in public. Some even sit or lie on the ground, completely ignore others' feelings. People feel really badly about all these behaviors.

    To be honesty, smoking in public places makes me really annoying. As it is known to us all, smoking does harm for people's health. Not only is it bad for the smoker himself, but also it is threat to the public health. It was hoped that an effective way can be found to educate these people to behave well in public.