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
print 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
名词后加s month-months
以s,x,ch,sh结尾的名词加es watch-watches
以辅音字母加y结尾的名词,变y为i加es country-countries
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-pianos钢琴)
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)
名词变复数的不规则变化
单复数同形(deer鹿、sheep羊、Chinese中国人、means方法、series一系列、species物种)
词形变化
变内部元音(man→men、woman→women、tooth→teeth牙齿、 foot→feet脚、mouse→mice老鼠)
词尾加en/ren (child→children小孩、ox→oxen公牛)
合成名词变复数
(1)将主体名词变为复数:(passer-by→passers- by路人、 looker -on→lookers -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:(grown up→grown ups成年人、stand by→stand bys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 doctor→women doctors女医生 ,man waiter→men waiters男服务员)
(三)常见的不可数名词(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 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 don’t 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........