h
have a hand in参与做
help oneself 自己动手
have a short memory 健忘, 记忆力差
have one’s hands full with忙于
hit the spot正合口味
have a big mouse 话多的人
have words with sb.与人发生口角
hit the sack睡觉
hit the book 睡觉
how come为什么
have much on one’s mind心头有很多事情
hands down 轻松地,轻易地(赢得)
head and shoulders above比…优秀很多
has a way with words长于言辞,会说话
i
in a blue mood心情不好
in any event无论如何
in good shape处于很好的状态，身体好
in high spirits心情很好
in low spirits 心情不好
in vain白费力气
in the dark 秘密的
in a mass乱糟糟
is ice cold? 表示理所当然
in the red 赤字,负债
i.o.u 我欠你,借据
in hot water遇到麻烦
i have no idea which way to turn不知道该怎么做
in person面对面,亲自
k
keep an eye on小心，关注
keep in shape保持健康
keep it between two of us这只是你我之间的事情
kill two birds with one stone一石二鸟