The Chinese (invented/have invented) paper.
invented (simple past--historical fact)
She (won/has won) the lottery and bought a PS5 yesterday
won (simple past--completed action, finished time period)
My notebook isn’t here anymore. I'm certain someone (took/has taken) it.
has taken (present perfect--recent past action affecting/related to present)
Local restaurants (suffered/has suffered) huge losses since the beginning of the pandemic.
have suffered (present perfect--from past until present)
They (finished/had finished) eating dinner by the time I got home.
had finished (past perfect--past even completed before a second past event) DOUBLE POINTS
When they (arrived/have arrived) at the party, Sue (already went/had already gone) home.
arrived, had already gone (past perfect--past even completed before a second past event) DOUBLE POINTS
Patient: How long (were you/have you been) a doctor?
Doctor: This is my fifth year!
have you been (present perfect--from past until present)
How many times ___ to this CD today? a. were you listening b. had you listened c. have you listened d. do you listen
c. have you listened present perfect--from past until present DOUBLE POINTS!!!
After they ___ dinner, they sat down to watch TV. a. ate b. had eaten c. have eaten d. was eating
b. had eaten (past perfect--unconnected past actions)
He can’t drive us today because he (lost) his car keys.
has lost (present perfect--recent past action affecting/related to past)
After I (finish) washing the dishes, I did some vacuuming.
had finished (past perfect--unconnected past actions)
The police found that the criminal (leave) his house at least two hours before the robbery took place.
had left (past perfect--past even completed before a second past event) DOUBLE POINTS
I am sleeping late, but at last I (finish) all the homework exercises.
have finished (present perfect--recent completed action)
I saw on the news that the police catch the criminals from yesterday's bank robbery!
catch → have caught (past perfect--reported speech of completed past action)
When I was in high school, I had often wished to be taller.
had often wished → often wished (simple past--completed action, finished time period)
He has wished to remarry, but ended up not doing so.
has wished → had wished (past perfect--unrealized past hope)