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1、Unit4:Listening一:some words and expressions(词汇)what a shame!真遗憾for ages很久take quite a while to get well 花很长时间恢复健康give up holiday 放弃度假need comfort and support需要安慰和支持cheer him up使他振作起来feel even worse感到更糟send him funny postcards寄送有趣的明信片have a video chat with him和他视频聊天not allowed to take videos不允许拍视频pri
2、nt a photo打印一张照片a life-sized cardboard cutout一个真人大小的纸板人as if好像,似乎laugh at大笑二:名词变复数的变化规则(一)名词变复数的规则变化1. 名词后加s month-months2. 以s,x,ch,sh结尾的名词加es watch-watches3. 以辅音字母加y结尾的名词,变y为i加es country-countries4. 以o结尾的名词,一般有生命的加es(hero-heroes英雄,potato-potatoes土豆,tomato-tomatoes番茄),无生命的加s(photo-photos照片,piano-pia
3、nos钢琴)5. 以f/fe结尾的名词一般变f/fe为v加es(self-selves自己,leaf-leaves树叶),少数直接加s(roof-roofs屋顶,proof-proofs证据,belief-beliefs信念,gulf-gulfs海湾,cliff-cliffs悬崖,chief-chiefs首领,reef-reefs暗礁)(二) 名词变复数的不规则变化1. 单复数同形(deer鹿、sheep羊、Chinese中国人、means方法、series一系列、species物种)2. 词形变化(1) 变内部元音(manmen、womanwomen、toothteeth牙齿、 footfe
4、et脚、mousemice老鼠)(2) 词尾加en/ren (childchildren小孩、oxoxen公牛)3. 合成名词变复数(1)将主体名词变为复数:(passer-bypassers-by路人、 looker-onlookers-on旁观者)(2)无主体名词时通常在最后一个词后加复数词尾:(grownupgrownups成年人、standbystandbys后备人员,备用物品)(3)man/woman+中心名词:man/woman和中心词都要变为复数形式:(woman doctorwomen doctors女医生 ,man waitermen waiters男服务员)(三)常见的不可
5、数名词(不能变复数,前面不能出现a/an)knowledge(知识),traffic(交通),word(消息),room(空间),news(新闻),luck(运气),luggage行李,baggage(行李),information信息,weather天气,advice建议,furniture家具,fun乐趣,wealth财富,homework作业,housework家务,work工作三:Giving suggestions(提建议的表达)1.It is a good idea to do sth做某事是一个好主意2.may be a wise choice. .可能是一个明智的选择3.It
6、is beneficial for you to do sth 做某事对你是有益的4.It would be helpful if. 如果.将是有帮助的5.You might/may as well do sth 你最好做某事6.You may consider doing sth 你可以考虑做某事7.It is suggested that you should do sth 建议你做某事8.It is highly recommended that you should do sth非常建议你做某事9.Why not do sth?为什么不.10.Why dont we?为什么不. 11.How /what about doing sth?.怎么样 12.I was wondering whether我在想是否可以.学科网(北京)股份有限公司