【正文】 ，作為交換（this 在代詞當(dāng)中常常指代上文的一件事情）I39。ll buy a present for him in return for hospitality.（hospitality ）in return 作為回報(bào)You lent me this interesting book last return(for it), I’ll show you some picture return for your help, I invite you to spend the weekend with my doesn39。t want anything in ☆stood on his head 倒立stand on one39。s hands 用手著地(hand單數(shù)就是一只手, 雙手復(fù)數(shù))stand on one39。s knees 跪著, 膝蓋 lie on one39。s back 仰面躺著lie on one39。s side 側(cè)躺lie on one39。s stomach 趴著 ate the food and drank the beer.★food （不可數(shù)）a lot of food can’t live for long without food and food 精神糧食； food for thought 應(yīng)思考之事 [C]作為特種食品時(shí)，可看作可數(shù)名詞Baby foods。health foods。frozen foods。breakfast foods。a favorite food Food chain 食物鏈 he put a piece of cheese in his pocket and went away.★inner pocket：大衣、西服內(nèi)口袋jacket pocket。coat pocket pocket book:袖珍書；pocket dictionary； pocket money:零花錢（小孩的）（零錢是change：get exact change）；男人的零花錢：beer money；pocket pick:車上的小偷 Pick somebody’s pocket。put somebody’s pride in one’s pocket 姑且忍辱負(fù)重★ a piece of news。a fit of anger(一股怒氣)。a slip of paper（一條紙）。a length of cloth（一塊布）。a block of ice（一大塊冰）。a grain of rice。a lump of sugar(一塊方糖)Later a neighbor told me about 可以和一些動(dòng)詞連用，以表示“關(guān)于……（的）”、“涉及……（的）” Please tell me about the （about關(guān)于, 通過其他事自己得出的結(jié)論）tell you about him。tell you about the word 解釋這個(gè)單詞的意思tell you the word 直接告訴這個(gè)單詞 to tell the truth老實(shí)講；tell the tale 話說得可憐以博取同情 ’re telling ，我早就知道了。（口）You can never 。Everybody knows , 屬于不定代詞所有的不定代詞作為主語一律為單數(shù)看待: somebody，anybody，everything等He calls at every house in the street once a month and always asks for a meal and a glass of beer.☆，拜訪；（車、船等）?？?Amy called(at our house) train calls at large stations 。call on I will call on 。call at+地點(diǎn)＝visit someplace 拜訪某地 I will call at your 。call in For the project, the government called in a lot of experts.☆Each child in the school was child enjoys of us has his own work to each have a share.☆in the street（英國）/on the street（美國）once a month 一個(gè)月一次, 單位表達(dá)方式once ……一次（表示頻率時(shí)后面直接加表示時(shí)間的名詞）, 計(jì)量單位“/”（每……）five kilometers an hour He goes back to the South once a year.【Key structures】A, The and Some當(dāng)表示不確定的某個(gè)人或物時(shí)，用不定冠詞a/an（單數(shù), 可數(shù)名詞）；當(dāng)表示不可數(shù)的名詞時(shí)，則需要由不定冠詞加量詞組成詞組。在表示一種籠統(tǒng)概念（某某一類/一種東西）的陳述句中可以省略a和some A tiger is a dangerous are is necessary for/to us ，則要用定冠詞the（有時(shí)相當(dāng)于 this/that/these/those）,可數(shù)名詞單/復(fù)數(shù)或不可數(shù)名詞均可。在姓名、地名、國名（非復(fù)合詞）以及月份、星期等前面不加任何冠詞。a和the的區(qū)別：a 是泛指, a man；特指, the man 在文章當(dāng)中第一次出現(xiàn)名詞的時(shí)候往往用a和an修飾, 第二次出現(xiàn)的時(shí)候用the A man is walking towards man is carrying a parcel is full of have just drunk a glass of is very ate an are always buys flour, sugar and tea at the grocer39。，表示“某某一類人當(dāng)中, 具有這種特征當(dāng)中的一個(gè)”，加不定冠詞a a 張先生這類人【Special Difficulties】 短語動(dòng)詞某些動(dòng)詞的后面加上介詞或副詞以后就會(huì)改變?cè)~義, 這種新的組合稱作短語動(dòng)詞 put put on 穿上，戴上 tak take off 脫掉，摘掉 look look at 看；look for 尋找；look after 照顧；look out 當(dāng)心；look out of 向外看 call call at；call on；call in；call back； call for 去取某物, 去接某人；需要The problem calls for immediate knock knock at 敲門knock off 下班He knocked off off 打折Knock 10% off the ……撞倒，如果有地點(diǎn)，用介詞off；無地點(diǎn)，用介詞over knock +地點(diǎn)knock the vase off the table I knocked the boy off the over A car knocked the boy out 打暈, 在拳擊場合中, 把人打倒在地叫knock out(專用術(shù)語)He did not know how to fight, but he knocked the boxer out.