present
|
past
|
future
|
conditional
|
|
---|---|---|---|---|
s1 |
puff
|
puffed
|
will puff
|
would puff
|
s2 |
puff
|
puffed
|
will puff
|
would puff
|
s3 |
puffs
|
puffed
|
will puff
|
would puff
|
p1 |
puff
|
puffed
|
will puff
|
would puff
|
p2 |
puff
|
puffed
|
will puff
|
would puff
|
p3 |
puff
|
puffed
|
will puff
|
would puff
|
present
|
past
|
future
|
conditional
|
|
---|---|---|---|---|
s1 |
am puffing
|
was puffing
|
will be puffing
|
would be puffing
|
s2 |
are puffing
|
were puffing
|
will be puffing
|
would be puffing
|
s3 |
is puffing
|
was puffing
|
will be puffing
|
would be puffing
|
p1 |
are puffing
|
were puffing
|
will be puffing
|
would be puffing
|
p2 |
are puffing
|
were puffing
|
will be puffing
|
would be puffing
|
p3 |
are puffing
|
were puffing
|
will be puffing
|
would be puffing
|
present
|
past
|
future
|
conditional
|
|
---|---|---|---|---|
s1 |
have puffed
|
had puffed
|
will have puffed
|
would have puffed
|
s2 |
have puffed
|
had puffed
|
will have puffed
|
would have puffed
|
s3 |
has puffed
|
had puffed
|
will have puffed
|
would have puffed
|
p1 |
have puffed
|
had puffed
|
will have puffed
|
would have puffed
|
p2 |
have puffed
|
had puffed
|
will have puffed
|
would have puffed
|
p3 |
have puffed
|
had puffed
|
will have puffed
|
would have puffed
|
affirmative
|
negative
|
|
---|---|---|
s1 |
-
|
-
|
s2 |
puff
|
don't puff
|
s3 |
puff
|
don't puff
|
p1 |
puff
|
don't puff
|
p2 |
puff
|
don't puff
|
p3 |
puff
|
don't puff
|