present
|
past
|
future
|
conditional
|
|
---|---|---|---|---|
s1 |
exchange
|
exchanged
|
will exchange
|
would exchange
|
s2 |
exchange
|
exchanged
|
will exchange
|
would exchange
|
s3 |
exchanges
|
exchanged
|
will exchange
|
would exchange
|
p1 |
exchange
|
exchanged
|
will exchange
|
would exchange
|
p2 |
exchange
|
exchanged
|
will exchange
|
would exchange
|
p3 |
exchange
|
exchanged
|
will exchange
|
would exchange
|
present
|
past
|
future
|
conditional
|
|
---|---|---|---|---|
s1 |
am exchanging
|
was exchanging
|
will be exchanging
|
would be exchanging
|
s2 |
are exchanging
|
were exchanging
|
will be exchanging
|
would be exchanging
|
s3 |
is exchanging
|
was exchanging
|
will be exchanging
|
would be exchanging
|
p1 |
are exchanging
|
were exchanging
|
will be exchanging
|
would be exchanging
|
p2 |
are exchanging
|
were exchanging
|
will be exchanging
|
would be exchanging
|
p3 |
are exchanging
|
were exchanging
|
will be exchanging
|
would be exchanging
|
present
|
past
|
future
|
conditional
|
|
---|---|---|---|---|
s1 |
have exchanged
|
had exchanged
|
will have exchanged
|
would have exchanged
|
s2 |
have exchanged
|
had exchanged
|
will have exchanged
|
would have exchanged
|
s3 |
has exchanged
|
had exchanged
|
will have exchanged
|
would have exchanged
|
p1 |
have exchanged
|
had exchanged
|
will have exchanged
|
would have exchanged
|
p2 |
have exchanged
|
had exchanged
|
will have exchanged
|
would have exchanged
|
p3 |
have exchanged
|
had exchanged
|
will have exchanged
|
would have exchanged
|
affirmative
|
negative
|
|
---|---|---|
s1 |
-
|
-
|
s2 |
exchange
|
don't exchange
|
s3 |
exchange
|
don't exchange
|
p1 |
exchange
|
don't exchange
|
p2 |
exchange
|
don't exchange
|
p3 |
exchange
|
don't exchange
|