1. Present Perfect Vs. Past Simple 1) John Lennon made a lot of records
2) Julian Lennon has made a lot of records
What’s the difference in meaning between
the following sentences?

2. John Lennon made a lot of records
John Lennon’s making records does not have anything to do with the present now. (Infact, he is dead).
The Past Simple expresses a past action that is now finished.

3. Julian Lennon has made a lot of records
Julian Lennon has made a lot of records. Julian Lennon has been in the music business since he was 19 (and he still is in the music business).
The Present Perfect expresses what has happened before now. The action can continue to the present, and probably into the future.

4. Past Simple : I broke my leg (maybe last year, two months ago etc
Past Simple : I broke my leg (maybe last year, two months ago etc.) but now maybe she’s feeling ok

5. Present Perfect: I’ve broken my leg and still he has got it broken
Present Perfect: I’ve broken my leg and still he has got it broken! No doubt about it!

6. What time expressions do we use with the Past Simple?
For
Last year
Last month/ Last night
In 1965
Five years ago
Yesterday morning
At 5 o’clock
This morning/afternoon

7. What time expressions do we use with the Present Perfect?
Ever, never
Recently,
Just, already, yet
Always
For
since

8. When do we use for and since with the Present Perfect?
I’ve worked here for twenty years
We use for with a period of time
I’ve worked here since 1994
We use since with a point in time