...若不努力，你就不会成功。
If you start at once, you’ll catch the train. If not, not. 你若马上动身，你就会赶上火车；你若不马上动身，你就赶不上火车了。
If it is interesting, I’ll read it. If not, not. 如果有趣，我就读；如果没有趣，我就...
...t admirably.
On the walls of the diningroom I saw a charming Bellotto, and there was a pair
of Zoffanys that I envied. When his wife, a tall, lovely creature in cloth of
gold, had left us, I remarked laughingly on the change in his present
circumstances from those when we had both been medical stude...
...reat pleasure to tell how I served my apprenticeship as a businessman. But there seems to be a question preceding this: Why did I become a businessman? I am sure that I should never have selected a business career if I had been permitted to choose.preceding在这是分词做定语吗？
There were dirty marks on her trousers ____ she had wiped her hands. （2004·高考全国II卷）A. where B. which C. when D. that这道题目选A做定语从句是可以理解的。但是如果选C，when表示after的意思能否说的通呢？
...ildren to science and technology, make the lessons more practical.3.If you are threatened with court action don’t panic.4.These glands all react if challenged by infection or trauma.在上面四个句子中，条件状语从句分别是 1. 在句尾用了逗号；2. 在句首用了逗号；3. 在...
Economy：The process or system by
which goods and services are produced, sold, and bought in a country or region韦氏高阶词典问题：这条定义当中的by which能否替换成where作为”抽象性地方名词process/system”的关系副词去自行理解。常用的关系副词why/where/...
...her thanB、rather thanC、more thanD、less than3．Some facts and skills are learned by _________ activities.A. takingB. taking advantage ofC. keeping up withD .giving rise to4、Thearea of that city is about ________ than of this one.A. chargedB. to be chargedC. being chargedD.to have charged5. ...
...示理论上的可能性？One
could have expected that it would be about then thatthe phrase would be coined我的思考是，首先句中could
have done应该不是情态动词could的非推测用法中表示假设意义的用法，因为我并未在上下文中读出与过去事态相反的假...