present
|
past
|
future
|
conditional
|
|
---|---|---|---|---|
s1 |
investigate
|
investigated
|
will investigate
|
would investigate
|
s2 |
investigate
|
investigated
|
will investigate
|
would investigate
|
s3 |
investigates
|
investigated
|
will investigate
|
would investigate
|
p1 |
investigate
|
investigated
|
will investigate
|
would investigate
|
p2 |
investigate
|
investigated
|
will investigate
|
would investigate
|
p3 |
investigate
|
investigated
|
will investigate
|
would investigate
|
present
|
past
|
future
|
conditional
|
|
---|---|---|---|---|
s1 |
am investigating
|
was investigating
|
will be investigating
|
would be investigating
|
s2 |
are investigating
|
were investigating
|
will be investigating
|
would be investigating
|
s3 |
is investigating
|
was investigating
|
will be investigating
|
would be investigating
|
p1 |
are investigating
|
were investigating
|
will be investigating
|
would be investigating
|
p2 |
are investigating
|
were investigating
|
will be investigating
|
would be investigating
|
p3 |
are investigating
|
were investigating
|
will be investigating
|
would be investigating
|
present
|
past
|
future
|
conditional
|
|
---|---|---|---|---|
s1 |
have investigated
|
had investigated
|
will have investigated
|
would have investigated
|
s2 |
have investigated
|
had investigated
|
will have investigated
|
would have investigated
|
s3 |
has investigated
|
had investigated
|
will have investigated
|
would have investigated
|
p1 |
have investigated
|
had investigated
|
will have investigated
|
would have investigated
|
p2 |
have investigated
|
had investigated
|
will have investigated
|
would have investigated
|
p3 |
have investigated
|
had investigated
|
will have investigated
|
would have investigated
|
affirmative
|
negative
|
|
---|---|---|
s1 |
-
|
-
|
s2 |
investigate
|
don't investigate
|
s3 |
investigate
|
don't investigate
|
p1 |
investigate
|
don't investigate
|
p2 |
investigate
|
don't investigate
|
p3 |
investigate
|
don't investigate
|