create/invent/discover的区别英语知识点大全
1、content
（1） n.内容；目录
He always reads the contents of a book first of all.他读书总是先从目录看起。
（2）adj.满足的；甘心的
Are you content with your work?你对你的工作满意吗？
（3）vt.使（某人）满足。
The little boy contented himself with a new toy.那男孩有了新玩具就满足了。
2、crowd
crowd 可用作名词，表示“人群，群”；用作动词，表示“群集，拥挤”。如:
crowd into 挤进；crowd in 拥入；crowd round围在……的周围；
a crowded city/train拥挤的城市/火车；be crowded with 挤满、塞满；
a crowd of children一群孩子；crowds of books 成堆的书；a cheering crowd 欢呼的人群
[应用]汉译英①很多村民从大门拥入，院子里很挤。
②大厅里挤满了学生。
Key:①Many villagers crowded in through the gate and the yard was crowded.
②The hall was crowded with students.
3、create/ invent/ discover
三者含义相近，但用法不同：
（1）create“创造、创作”，指产生出新的东西，其对象往往是精神上的，如艺术、文学作品中的人物及新的科学领域等。例如：
Shakespeare created many famous characters.莎士比亚创造了许多有名的人物。
（2）invent“发明”，指创造出原来自然界不存在的东西，如工具、方法、手段、灯泡、汽车、电视、合成材料等。例如：
who invented the telephone?谁发明了电话？
He invented a new teaching method.他发明了一种的教学方法。
（3）discover指“发现或找到”某种自然界本来已存在，但以前未被人类发现或认识的事物，如发现元素、电、煤、石油、铁等矿藏以及新星、星系或科学真理等。例如：
I discovered an unopened letter in the drawer.我在抽屉里发现了一封未拆的信。
1. “Isn’t it about time you _____ to do morning exercises?” “Yes, it is. Would you like to join us?”
A. begin B. have begun
C. began D. had begun
2. It is hard for me to imagine what I would be doing today if I ____ in love, at the age of seven, with the Melinda Cox Library in my hometown.
A. wouldn’t have fallen B. had not fallen
C. should fall D. were to fall
3. He hesitated for a moment before kicking the ball, otherwise he ____ a goal.
A. had scored B. scored
C. would score D. would have scored
4. If only he _______ quietly as the doctor instructed, he would not suffer so much now.
A. lies B. lay
C. had lain D. should lie
5. Without the air to hold some of the sun’sheat, the earth at night ____ for us to live.
A. would be freezing cold B. will be freezing coldly
C. would be frozen cold D. can freeze coldly
【答案】D
1.
【解析】选C.It’s time… / It’s high time… / It’s about time… 等后接从句时，从句谓语通常用过去式。
2.
【解析】选 B.此题涉及错综时间虚拟条件句，主句与现在事实相反，条件句与过去事实相反。句意为：要不是在七岁时就迷上了 Melinda Cox 图书馆，我真不能想像我如今会在做什么。
3.
【解析】8. 选 D.这是otherwis e 引出的含蓄虚拟语气，再根据前面的 hesi tated 可进一步知道这是与过去事实相反的虚拟语气，由此可推知答案选 D.
4.
【解析】选 C.if only意为“要是……就好了”，其后的句子谓语要用虚拟语气，同时根据 as the doctor instructed 中的过去时态可知从句是与过去事实相反，故选 C.
5.
【解析】选 A.without 引出的介词短语为一个与现在事实相反的含蓄条件句。
【答案】C
