1.haven n.港口：安息所，避难所(shelter, refuge)

联想记忆：比天堂(heaven)少一个字母(e)，是活着时的港口(haven)

例：investment haven投资的安全港

2.havoc n．大破坏，浩劫(destruction, ruin)

联想记忆：hav(有)+oc（看作occur发生）--有事发生--浩劫

例：wreak havoc带来灾难

3.hazard n.危险，冒险(risk);v.尝试着做（或提出）(to venture)

发音记忆：“骇人的”--危险

例：Smoking would constitute a fire hazard.// Jarold Ramsey hazards a summary.

派生词：hazardous(a．危险的)

4.hazardous a．危险的．冒险的(risky)

词根记忆：来自hazard(n．危险；冒险)

例：When the program began in 1994, the division's hazardous waste output was 90 pounds per production worker.

派生词：hazardously( ad.危险地)

5.haze n.霾，薄雾(atmospheric moisture, dust, smoke, and vapor that diminishes visibility)

例：The continent was blanketed by a blue haze resulting from the eruption of the Laki Volcano.

6.headquarters n．总部，指挥部(a center of operations or administration)

例：Six corporations have located their headquarters here.

7.hedge v.(about with）围困；限制(to obstruct with or as if with a barrier)

联想记忆：边缘(edge)被h围住了，围困(hedge)

例：l Manumission for persons of mixed race was hedged about with difficulties in the 19th century.

8.hedgehog n.【动】猬；<美>豪猪(any of several spiny animals, such as the porcupine, that are similar to the hedgehog)

分拆记忆：hedge(树篱)+hog(猪)--豪猪

9.heed v.注意，留心(to give consideration or attention to)

联想记忆：需要( need)的东西格外关心、注意、留心(heed)

例：The state legislature needs to heed the appeals of the protesting students.