1.monopoly a．垄断(exclusive possession or control);专利权(patent)
词根记忆：mono(单个)+poly（运用）--仅让单个用垄断
例：In the United States, the Postal Service has a monopoly on first-class mail.
同根词：employ(v.雇用)：deploy(v.调度，部署)
2.monsoon n.季风(a periodic wind)；雨季(rainy season)
例：The rains in most parts of Sri Lanka are concentrated in the monsoon months, June to September.
3.monumental a．极大的( massive, impressively large)；纪念碑的(built as a monument)
词根记忆：来自monument(n.纪念碑)
例：A prolific architect who worked from the turn of the century until the late 1950s, Julia Morgan designed nearly 800 buildings in California, perhaps most notably William Randolph Hearsts monumental estate at San Simeon.
4.mooring n.停泊处(a place where something as a craft can be moored)
词根记忆：来自moor(v.使停泊)
例：Those moorings were destroyed by the hurricane.
5.moral a．道德的(conforming to a standard of right behavior)；精神上的 (perceptual or psychological)
联想记忆：m+oral(口头的)--很多人口头称颂的--道德的
例：They feared that their party was losing its strong moral foundation.
派生词：morally( ad.道德上)
6.morale n.士气(the mental and emotional condition of an individual or group)
和moral(a．道德的)一起记
例：The physical work environment affects employees productivity and morale．
7.morphine n.吗啡(a bitter, crystalline alkaloid, extracted from opium, the soluble salts of which are used in medicine as an analgesic ,a light anesthetic, or a sedative)
发音记忆
8.mortality n．死亡率(death rate)
词根记忆：mort(死)+ality--死亡率
例：The reduction in the food supply will increase mortality.
9.mortar n.灰泥(a plastic building material that hardens and is used in masonry or plastering)；v．用灰泥涂抹(to plaster or make fast with mortar)
例：The most extensively used method has been to form the mud or clay into bricks, and, after some preliminary air drying or sun drying, to lay them in the wall in mud mortar.