7.perform

　　① 表演(vt.) They are performing the play The Merchant of Venice.

　　② 表现(vi) He performed well in the contest.

　　8.present:

　　① 礼物 (n.) He sent me a present for my birthday.

　　② 在场的、出席的(adj.)There were 200 people present at the meeting.

　　③ 目前，当前(n.)I am afraid I can`t help you at present----I am too busy

　　④ 提出、介绍(vt.) He presented his report to the manager when he finished it

　　9.power

　　① 力量 (n.) It`s beyond my power to do this.

　　② 动力(n.) wind power

　　③ 权利(n.)

　　10.place

　　① 地方(n.) Qingdao is a good place to live in.

　　② 放置(vt.) When he came in,he placed his bag on the table.

　　11.point

　　① 指(出)(vi.) The clock hands pointed to twelve.

　　② 点(n.) Two point six 2.6

　　③要点、论点(n.) Let`s stop discussing the useless problem and come to the point.

　　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.

　　S

　　1.save

　　① 拯救、救(vt.)He jumped into water and saved the drowning man.

　　② 节约(vt.) Save water,please.

　　③ 储蓄(vt.) The girl saves some money for travel.

　　2.serve

　　① 服务、服役(vt.) He served in the army during the war.

　　② 供(某人)饭菜、上菜(vt.) Learn to serve at table.