Grammar AGood, better, best,Never let it rest,And till good is better,Better is best. !AA PPoemoemAA PPoemoemweight /ei/ n. 重量weigh vt. 称…的重量Many people want to know the __________ of the elephant, do you have any good ideas to _________ it? weightweighlose one’s weight 减肥Do you know her height /ai/ ? n. 高,高度Yao Ming is 2.26 metres tall .Yao Ming is 2.26 metres ___ _____ .in heightHow tall the woman is!What’s the _______(high) of the mountain? It looks so high.heightsec. /sek/=second1).________is short for second. 2).How many __________are there in a minute? Sixty.Sec.secondstest n. & v. 测试,考查进行一次英语测试参加下一次的测试测试你的单词测试我的能力have an English testtest your wordstake part in the next testtest my abilitycompetition / kɒmpə`tIʃn/ n. 竞赛,比赛,竞争画画比赛写作比赛有竞争意识一场令人激动的比赛a drawing competitionhave a sense of competitiona writing competitionan exciting competitionbadworse更差的worst最差的Which flower is ______, this one or that one ? That flower is ________ of all .worsethe worstNew wordsworse worstheight /ai/weight /ei/Sec.competitiontestswimmeradj. 更差的,更糟的 adj. 最差的,最糟的 n. 高,高度 n. 重量 n. 秒( =second ) n. 竞赛,比赛,竞争v./n. 测试,考查 n. 游泳者The bike is ______.The bike is ______.The tractor is ______The tractor is ______ . .The car is ________ .The car is ________ .fastfasterthe fastestCompare them Compare them Compare them Compare them The black and white dog is The black and white dog is the happiestthe happiest of the threeof the three..The yellow dog isThe yellow dog is still still happierhappier..The white dog is very happy. Compare them Compare them Compare them Compare them The first pig is quite fat.The second pig is much fatter.The th...