Dùng tiếng anh để viết các ý chính của cách dùng các thì:
1. Present simple
- Expressing a habit or repetitive action in the present
- Truth, the obvious truth ...
- Things happen in the future. This is often used to talk about a timetable, schedule, or schedule that has been fixed in a timetable.
- Used in conditional type 1
- Used in some other structure.
2. Past simple
- Express an action that occurs one, several times or never in the past
- Expressing past successive actions
- Interpreting an action interfering with an action that has taken place in the past
- Used in type II conditional sentences
3. Present continuous
- Express an action that is occurring at the time of speaking
- Describe an action or incident generally occurring but not necessarily happening at the moment.
- Expressing an impending action in the near future. Often represents a scheduled plan
- Frequent repetitive actions cause frustration or discomfort to the speaker. This usage is used with the adverb "always, continually"
4. Present perfect
- Action completed to date without mentioning when it occurred.
- Action started in the past and is continuing in the present:
- Action has been done before and now still do
- An experience to date (often used ever).
- about an action in the past but important at the time of speaking
5. Simple future
- To express a decision at the time of speaking
- Make a request, offer, (Will you -..?)
- Speech is unreasonable.
