BananaLearnLearning LibraryGamesChoose a tense: We ___ the museum last Saturday. (visit)
- Last Saturday is a finished past time.
- Write “We visited the museum last Saturday.”
- Avoid “have visited ... last Saturday” in this standard school-English pattern.
The time frame matters more than how long ago
“I lost my key yesterday” locates an event in a finished past period. “I have lost my key” presents the loss as relevant now, often because the key is still missing. An event from five minutes ago can use simple past if the time is specified: “I lost it five minutes ago.”
Present perfect is formed with have or has plus a past participle: have eaten, has written, have visited. Simple past uses the past form: ate, wrote, visited. Regular verbs may look identical after the auxiliary is removed; irregular verbs make the difference easier to see.
| Meaning | Example | Reason |
|---|---|---|
| Finished time | We visited Delhi last year. | Last year is a completed period. |
| Experience up to now | We have visited Delhi twice. | No finished time is specified. |
| Unfinished period | I have read two books this week. | The week is treated as continuing. |
| Continuing state | She has lived here since 2022. | The state continues now. |
Use since and for with their actual meanings
Since introduces a starting point: since Monday, since 2022, since the school opened. For introduces a duration: for three days, for four years. “I have known her for two years” describes a relationship continuing to now.
For is not a present-perfect signal in every sentence. “I lived there for two years, then moved” is simple past because that period ended. Read the whole meaning before choosing a tense from a keyword.
Questions and negatives need the right helper
Ask “Have you finished?” and answer “I have not finished yet.” In simple past, ask “Did you finish yesterday?” and write “I did not finish yesterday.” After did, use the base form finish, not finished.
Already and yet often occur with present perfect in British English, but usage differs across English varieties. “Did you eat yet?” is common in American English. For a school exercise, use the variety and instructions required without calling every alternative universally incorrect.
Move naturally between an experience and its details
“Have you ever seen a dolphin?” asks about life experience up to now. “Yes, I saw one on a boat trip last July” gives a particular finished event. The tense change is purposeful.
Some verbs describe a completed event rather than a continuing state. “She has arrived since Monday” is usually an awkward way to express her continuous presence. Use “She arrived on Monday” or “She has been here since Monday”, depending on the intended meaning.
Worked examples: follow each decision
Report a current result: I cannot find my notebook. (lose)
- The missing notebook is a current problem.
- “I have lost my notebook” expresses that connection.
- If telling when it happened, say “I lost it on the bus yesterday.”
Choose tenses: I ___ (see) that film before. I ___ (watch) it last Friday.
- First sentence: have seen, for experience up to now.
- Second sentence: watched, for the specified finished time.
- The two sentences can describe the same viewing from different time perspectives.
13 questions with explained answers
Attempt a short group of questions before opening the solutions. Use a drawing or written method where helpful. Explain the answer, then try a similar question with a detail changed.
She has ___ her lunch. (eat)
Show answer and reasoning
eaten
Have/has needs the past participle.
I ___ him yesterday. (see)
Show answer and reasoning
saw
Yesterday locates a finished past event.
We have known her ___ 2022.
Show answer and reasoning
since
2022 is a starting point.
They have lived here ___ six months.
Show answer and reasoning
for
Six months is a duration.
Fix: He has wrote three stories.
Show answer and reasoning
He has written three stories.
Written is the past participle of write.
I ___ my homework yesterday. finished or have finished?
Show answer and reasoning
finished
Yesterday is a finished time.
She has ___ the letter. wrote or written?
Show answer and reasoning
written
Use the past participle after has.
We have lived here ___ 2020.
Show answer and reasoning
since
2020 is the starting point.
We lived there for two years, then moved. Is simple past appropriate?
Show answer and reasoning
Yes
The stay ended.
Correct: Did you went yesterday?
Show answer and reasoning
Did you go yesterday?
Use the base form after did.
Ask about life experience using visit.
Show answer and reasoning
Have you ever visited a museum?
Present perfect connects past experience to now.
Give a finished-time answer to that question.
Show answer and reasoning
Yes, I visited one last Saturday.
Use simple past for the dated event.
Explain “I have lost my ticket”.
Show answer and reasoning
The loss is relevant now, often because the ticket remains missing.
The tense highlights the present connection rather than specifying when.
Check what you can now explain
- Is the time period finished or continuing?
- Have you used the correct participle?
- Does the tense match the intended meaning, not just a signal word?
Keep these distinctions clear
- Do not add have to any past verb without checking its participle.
- A sentence can be grammatically correct in more than one tense but communicate a different time relationship.
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Original explanations, examples, visual models and practice by BananaLearn. This guide is not an official textbook extract, exam paper or endorsed assessment resource.
The examples teach the stated concept; check your school’s terminology and sequence when using the guide alongside a course.