- [英语语法] Defining relative clauses 限定性定语从句
Relative clauses add extra information to a sentence by defining a noun. They are usually divided into two types –defining relative clauses and non-defining relative clauses.定语从句是对...
- [英语语法] Reflexive pronouns 反身代词
English doesn’t really have reflexive verbs the way that many other languages do. However, when the same person is the subject and object of the verb we usually use a reflexive pronoun....
- [英语语法] Question tags 反意疑问句
Question tags are the short questions that we put on the end of sentences – particularly in spoken English. There are lots of different question tags but the rules are not difficult to l...
- [英语语法] 问句形式&主语/宾语疑问句
Review of question forms问题形式回顾 Yes/No questions一般疑问句 • Is he a teacher? Yes he is. • Can you swim? No, I can’t. • Have they got a car? Yes they have...
- [英语语法] Present Perfect现在完成时
The present perfect tense has a number of uses.现在完成时态有许多使用方法。1 We use it to talk about experience.1 我们使用它讨论经验• I’ve worked in 6 different countries. • ...
- [英语语法] 现在完成时和现在完成进行时
We use the present perfect tense to talk about things where there is a connection between the past and the present.我们用现在完成时态谈论那些过去和现在有联系的事情。• He’s written 1...
- [英语语法] Predicting the Future 预测未来
We can say how sure we feel about the future by using modal verbs. There are also other phrases we can use to express our certainty or uncertainty about future events.我们可以用情态动词来表示...
- [英语语法] Past perfect 过去完成时
When we talk about something that happened in the past we sometimes want to refer back to something that happened before that time. We can use the past perfect tense ( had + past participle ) ...
- [英语语法] Past habit – used to/would/past simple 过去的习惯—used
When we talk about things that happened in the past but don’t happen anymore we can do it in different ways.当我们谈论发生在过去而现在不再发生的事情的时候,我们能用以下几种表达方式。 ...
- [英语语法] Past Continuous and Past Simple过去进行时和一般过去时
1. The most common use of the past continuous tense is to talk about something that was happening around a particular time in the past.过去进行时态最常用的情况就是谈论过去某个特定时间正在发生...