Past Participle
Present Perfect +
Present Perfect -
Present Perfect ?
Since / For
100
see - 
seen
100
She/be/Africa.
She's been to Africa.
100
They/make/a mistake.
They haven't made a mistake.
100

you/ever/call/for an ambulance?

Have you ever called for an ambulance?

100

My family has lived here for/since 2005.

My family has lived here since 2005.

200
go - 
gone
200

He/see/a UFO.

He's seen a UFO.

200
He/cut/his hair.
He hasn't cut his hair.
200

how long/he/be/a teacher?

How long has he been a teacher?

200

Tracy started teaching at Cultural since/for 5 months ago. 

Tracy has been a teacher at Cultural since 5 months ago.

300
buy - 
bought
300
We/watch/the film.
We've watched the film.
300

Our mom/find/the keys.

Our mom hasn't fond the keys.

300

How long/they/live/here?

How long have they lived here?

300

My family has lived here for/since 2005.

My family has lived here since 2005.

400
sell  
sold
400
It/go/with/the wind.
It's gone with the wind
400
The dog/eat/the bone.
The dog hasn't eaten the bone.
400

she/be/here?

Has she been here?

400

I was tired last night. I am still tired now. (since)

I have been tired since last night.

500

Fly

Flown

500

I / lose / my purse

I have lost my purse.

500

We/go/to/watch/the movie

We haven't gone to watch the movie.

500

she/sell/her/computer?

Has she sold her computer?

500

We have been friends for/since we were children.

We have been friends since we were children.

M
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