關(guān)于、基礎(chǔ)、靠、著論
例： This afternoon we are going to listen to a report on the international situation. 今天下午我們要聽關(guān)于國(guó)際形勢(shì)的報(bào)告。
Professor Shen will give us a talk on travelling in America. 申教授將給我們做關(guān)于美國(guó)之行的報(bào)告。
You are wrong on all these issues. 在這些問(wèn)題上你的看法都錯(cuò)了。
The belief is based on practical experience. 這種信念是以實(shí)際經(jīng)驗(yàn)為基礎(chǔ)的。
Theory must be based on practice. 理論必須以實(shí)踐為基礎(chǔ)。
The people in the south live on rice. 南方人主食大米。（靠）
The citizens live on their salaries. 城市人靠薪金生活。
You can‘t afford luxuries， on an income of 100 yuan a month. 靠月薪100元的收入，你是買不起奢侈品的。
Her pet dogs were fed on the choicest food. 她用精飼料喂養(yǎng)她心愛的狗。
He is just a scrounger， who lives on other people. 他正是一個(gè)小偷，專靠損害別人過(guò)日子。
Keep the kettle on the boil （=boiling）。讓水壺的水一直開著。
The enemy are on the run （=running）。敵人在逃跑。
on后接the加上一個(gè)作名詞的動(dòng)詞。其意義與現(xiàn)在分詞所表達(dá)的相近。類似例子很多如：
on the march在行軍中，on the mend 在好轉(zhuǎn)中，on the prowl徘徊，on the move活動(dòng)中，on the scrounge巧取豪奪（埋語(yǔ)），on the go活躍，忙碌，on the lookout注意， 警戒，on the watch監(jiān)視著。on the hop趁不備抓住某人等等。
on the People‘s Democratic Dictatorship《實(shí)踐論》和《矛盾論》
on the People‘s Democratic Dictatorship《論人民民主專政》
“on Coalition Government” 《論聯(lián)合政府》
著、罷、出售、偷、公、假，故意、支付，相反、準(zhǔn)
注：口訣中的“著”是指著火，罷指罷工，偷指偷偷地，公指出差、辦公事；假指休假，準(zhǔn)指準(zhǔn)時(shí)。
例：The house next to mine was on fire. 我鄰居的房子著火了。
The workers of the railway station were on strike. 鐵路工人罷工了。
Grapes and big water melons from Sinkiang are on sale on a large sale. 新疆葡萄和西瓜大量上市了。
do something on the sly （quiet）。秘密地（暗地里，偷偷地）做某事。
I‘ve come here on business. 我是有公事來(lái)的。
They went to Bern on a mission. 他們到伯爾尼去執(zhí)行一項(xiàng)使命。
They has been away on a long trip. 他們出去做一次長(zhǎng)途旅行。
I‘ll go home on leave next month. 下月我將休假回家。
I went on business to Shanghai. I did not take leave. 我是公出去上海的，不是不告面別。
She came to see you on purpose.她是專程來(lái)看你的。
He came here on purpose to discuss it with you. 他到這來(lái)是要與你討論這件事的。
This lunch is on me.
“No. let‘s go Dutch.”
“這頓午飯我付錢。”
“不，還是各付各的。”
On the contrary， it was very easy to understand. 相反，這事兒很容易理解。
P1ease come on time. （on schedule）。請(qǐng)準(zhǔn)時(shí)來(lái)。
注：in time是“及時(shí)”的意思。
The train arrived on schedule. 火車準(zhǔn)時(shí)到達(dá)。
特定時(shí)間和“一……就”，左右on后動(dòng)名詞
例：Gases expand on heating and contract on cooling. 氣體加熱時(shí)膨脹，冷卻時(shí)收縮。（特定時(shí)間）
On entering the room， he found his friends dancing in high spirits. 一進(jìn)屋，他就發(fā)現(xiàn)他的朋友們?cè)谟淇斓靥琛?
On reaching the city he called up Lao Yang. 一到城里他就給老楊打了一個(gè)電話。
I‘ll write to him on hearing from you. 我接到你的來(lái)信就給他寫信。（一……就）
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