但last night 昨夜；in the evening 在晚上; on time準時，in time及時，等則不同。
年月日，加早午晚，of之前on代in
例： on the morning of 18th 18日早晨
on the evening of 4th 4日晚上
On the eve of their departure they gave a farewell banquet and their head gave a garewell speech. 他們在臨行前夕舉行了一次告別宴會，他們的團長發(fā)表了告別講話。
收音、農(nóng)場，值日on
例：Did your supervisor like the story over (or on) the radio last night?
您的導師喜歡昨天從收音機里聽到的故事嗎?
I heard the news over (or on) the radio. 我從收音機里聽到了這一條消息。
taIk over the radio 由無線電播音
on TV 從電視里......
hear something on the wireless 在無線電里聽到
My brother works on an Army reclamation farm. 我哥哥在一個軍墾農(nóng)場工作。
The students are working on a school farm. 學生們正在校辦農(nóng)場勞動。
This is a farmer's house on a farm. 這是農(nóng)場的農(nóng)舍。
Who is on duty, tody? 今天誰值日?
We go on duty at 8 a.m. 我們上午8點鐘上班。
關于、基礎、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于國際形勢的報告。
Professor Shen will give us a talk on travelling in America. 申教授將給我們做關于美國之行的報告。
You are wrong on all these issues. 在這些問題上你的看法都錯了。
The belief is based on practical experience. 這種信念是以實際經(jīng)驗為基礎的。
Theory must be based on practice. 理論必須以實踐為基礎。
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. 他正是一個小偷，?？繐p害別人過日子。
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。
