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5. DID you PROVIDE evening classes for sixty children last summer?
6. I think Mr. Quang HAS DONATED blood several times.
7. HAS Tom PARIPATED IN 'green summer' programme before?
8. They DIDN'T START th community garden project in 2012.
9. DO your friends sing for the elderly people every Sunday?
10. The children haven't finish paiting the muarl over graffiti yet.
5/ did you provide ...
6/ donation
7/ did tom paripate ...
8/ did not started
9/ do your friends sing ...
10/ have not finished
You/swim
Past simple: You swam.
Past continuous: You was swimming.
Past perfect: You had swum.
Past Perfect continuous: You had been swimming.
Present simple: You swim.
Present continuous: You are swimming.
Present perfect: You have swum.
Present perfect continuous: You have been swimming.
Future simple: You will swim./ You are going to swim.
Future continuous: You will be swimming./ You are going to be swimming.
Future perfect: You will have swum./ You are going to have swum.
Future perfect continuous: You will have been swimming./ You are going to have been swimming.
Future in past simple: You would swim./ You was going to swim.
Future in past continuous: You would be swimming.
Future in past perfect: You would have swum.
Future in past perfect continuous: I dont know that we have this kind of tense 
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.
hoàn thành mỗi câu sau đây với thì đúng của động từ (thì hiện tại đơn, hiện tại hoàn thành, quá khứ đơn)
5. Did you ( PROVIDE) ......provide..... evening classes for sixty children last summer?
6. I think Mr. Quang (DONATE)........had donated........blood several times.
7. Have Tom (PARTICIPATE) .........participated......... in 'Green Summer' programme before?
8. They (NOT START) .........didn't start.......... th community garden project in 2012.
9. Do your friends (SING) ........sing......... for the elderly people every Sunday?
10. The children (NOT FINISH) ........haven't finished........ painting the muarl over graffiti yet.
Chúc bạn học tốt!
QKĐ : * Tobe : S + was/were + O
*V : S + V_ed/cột 2 + O
HTHT : S + Has/Have + V_ed/ cột 3 + O
past simple ;
S+Ved/phân từ 1
S +didnt' +V
did+S+V
present perfect:
S+have/has+Ved/phân từ 2
S+havent'/hasnt'+Ved/phân từ 2
have/has+S+Ved/phân từ2
sai thì thôi nhé ,hok tốt