R

　　1.race:

　　① 竞赛(n.) a horse-race

　　② 种族(n.) people of mixed race

　　2.raise:

　　① 提高、举起(vt.)  Raise your voice to make yourself heard.

　　② 饲养；抚养(vt.)  My mother raised pigs at the countryside.

　　③ 筹集；集资(vt.)  The man raised money to build a primary school..

　　3.room （熟义：n. 房间 ）n. 空间

　　There is no room for so many people.

　　4.rough:

　　① 粗糙的（adj.）Touch the ball and tell me whether it is rough or smooth.

　　②艰辛的（adj.）Life is rough.

　　5.run （熟义：v. 跑，行驶  ）v. 经营，管理；

　　He has no idea of how to run a successful business. 他不知道把企业办好的方法。

　　6.regular:

　　① 规则的（adj.）The man does regular exercise to keep fit.

　　② 定期的、定时的（adj.）He goes to work by regular bus.

　　③ 照例的、经常的（adj.）Mary is a regular customer in the shop.

　　7.realize:

　　① 认识到(vt.) Only then did I realize I was wrong.

　　② 实现(vt.) He realized his dream of being a doctor.

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