作为领队，龚贺主要提供旅游景区的讲解服务，还包括介绍北京的饮食文化、传统习俗等。大巴车行驶时，他也会对行程和景点进行讲解。到午间，他再负责安排所有人用餐。

2016nianhebei“7·19”tedabaoyuhonglaozaihaizhihou，hebeishengshuilishuidiandierkantanshejiyanjiuyuangongchengshizhaoweiyezengzhuanwenfansiguodangdifanghongtixideboruohuanjie，qizhongzhiyishixuzhihongquanquanjianshezhihou。2(2)01(1)6(6)年(nian)河(he)北(bei)“(“)7(7)·(·)1(1)9(9)”(”)特(te)大(da)暴(bao)雨(yu)洪(hong)涝(lao)灾(zai)害(hai)之(zhi)后(hou)，(，)河(he)北(bei)省(sheng)水(shui)利(li)水(shui)电(dian)第(di)二(er)勘(kan)探(tan)设(she)计(ji)研(yan)究(jiu)院(yuan)工(gong)程(cheng)师(shi)赵(zhao)伟(wei)也(ye)曾(zeng)撰(zhuan)文(wen)反(fan)思(si)过(guo)当(dang)地(di)防(fang)洪(hong)体(ti)系(xi)的(de)薄(bo)弱(ruo)环(huan)节(jie)，(，)其(qi)中(zhong)之(zhi)一(yi)是(shi)蓄(xu)滞(zhi)洪(hong)区(qu)安(an)全(quan)建(jian)设(she)滞(zhi)后(hou)。(。)