J
Jack, jacket, jam, January, Japan, jet, job, joke, journal, journey, joy, judge, judgement, July, jump, June, junior, just （（注意该词的跨词类用法））, justice, justify
K
Keen, keep （注意该词的短语）, key, keyboard, kick, kidney, kill, kind, kitchen, knife, knit, knock, know, knowledge
L
Lab, labor, lack, lag, land, landlord, landscape, language, large, largely, last, late, lately, later, latter, launch, law, lawful, lay, layer, lazy, lead, leader, leading, lean, learn, least, leave, lecture, left, legal, legend, leisure, lend, length, less, lesson, let （注意该词的短语）, letter, level, liable, liberal, liberty, liberate, library, license, lie, life, lift, light, lighten, like, likelihood, likely, limitation, line, link, liquid, list, listen, literal, literally, literature, little, live （注意该词的短语）, lively（注意该词是形容词）, living, load, loan, local, located, lodge, logic, London, lonely, long, look （注意该词的短语）, loose, lose, loss, lot, loud, love, lovely（注意该词是形容词）, low, lower, loyal, lucky, luck, luggage, lunch, lung, luxury.