3. 不定式主动语态和被动语态的区别：动词不定式在句中究竟用主动还是被动，有时比较复杂。主要有下面几种情况：①不定式所修饰的名词或代词和不定式逻辑上构成主谓关系时，不定式往往用主动形式。如：Have you got a key to unlock the door？ 你有开门的钥匙吗？②不定式做后置...
Ⅰ 选择填空：1. I've heard him ______ about you often.A. speak B. speaks C. spoke D. speaking2. I went to see him，_______ him out.A. finding B. find C. ...
Text A How to be a successful language learner？本课主要单词1. successful adj. 成功的He is a successful writer. （他是一个有成就的作家。）He hopes he will be successful this...
12. communicate v. 交流，交际，通讯communication n. 交流，通讯communicative adj. 爱说话的To communicate with him is no easy job， as he is not a communicative person.（他...
4. They need hundreds of hours of study and practice， and even this will not guarantee success for every adult language learner.注意句中hundreds of hours的...
14. they look for such a chance.句中的such是前置限定词，可放在可数或不可数名词前，如：1） I've never seen such beautiful scenery.（我从没见过这样美丽的景色。）2） He didn't expect tha...
Text A Taxes，Taxes，and More Taxes本课主要单词1. tax n. & v. 税（款）；对征税The government plans to increase taxes by 3 percent.（政府计划把税收增加三个百分点。）In Britain， tob...
13. diverse adj. 不同的；多种多样的diversity n. 多样性；差异He is a man of diverse talent.（他是一个有多种才能的人。）They offered us diverse suggestions at the meeting.（他们在会上给我们提...
2. Americans don't have a corner on the death” market， but many people feel that the United States leads the world with the worst taxes.have...
本课主要句型A. 宾语从句：1） Americans often say that there are only two things a person can be sure of.2） but many people feel that the United States lead the wo...