Verbs & Present Tense Conjugation

Present perfect: have/has + past participle

I have visited London / She has just arrived / Have you eaten yet?

Present perfect vs past simple

I've been to Paris (experience) / I went to Paris last year (specific past time)

Present perfect with since

I have lived here since 2010 / She hasn't eaten since this morning

Present perfect with for

I have known her for ten years / He has worked here for months

Present perfect: just / already / yet

I've just arrived / She's already gone / Have you finished yet?

Present perfect: ever / never

Have you ever been to Japan? / I've never tried sushi

Present perfect continuous: have been + -ing

I have been studying for three hours / She has been waiting all day

Present perfect continuous: recent activity

He looks tired — he has been running / You've been crying — I can tell

Present simple for timetables

The train leaves at 8 / The film starts at 7:30 — fixed timetable

Present continuous for future arrangements

I'm meeting the doctor on Thursday — a confirmed appointment