Machine, machinery, mad, magazine, magic, magical, magnetic, magnificent, mail, mainland, mainly, maintain, maintenance, major, majority, make(注意该词的短语), male, manage, management, manager, manipulate, mankind, manner, manual, manufacture, many, March, march, marginal, mark, market, marriage, marry, marvelous, mass, massive, master, match, material, mathematics, matter, mature, maximum, May, maybe, may, me, meal, mean, meaning, means, meantime, meanwhile, measure, mechanical, medical, medicine, medium, meet, meeting, member, memory, men, mend, mental, mention, menu, merchandise, mere, merely, merit, merge, mess, merry, message, metal, method, Mexican, mid, middle, might, mighty, migration, mild, mile, military, milk, million, mind, mineral, minimum, minor, minute, miracle, mirror, miserable, missing, mission, mistake, misunderstand, mix, mobile, mock, model, moderate, modern, modest, modify, moment, Monday, money, monitor, month, monthly, mood, moon, moral, more, moreover, morning, most, mostly, mother, motherland, motive, mount, mountain, mouth, move, movement, much, multiple, murder, muscle, museum, music, musical, must, mutual, myself, mysterious.
责任编辑：八月骄阳
