present
|
past
|
future
|
conditional
|
|
---|---|---|---|---|
s1 |
crumble
|
crumbled
|
will crumble
|
would crumble
|
s2 |
crumble
|
crumbled
|
will crumble
|
would crumble
|
s3 |
crumbles
|
crumbled
|
will crumble
|
would crumble
|
p1 |
crumble
|
crumbled
|
will crumble
|
would crumble
|
p2 |
crumble
|
crumbled
|
will crumble
|
would crumble
|
p3 |
crumble
|
crumbled
|
will crumble
|
would crumble
|
present
|
past
|
future
|
conditional
|
|
---|---|---|---|---|
s1 |
am crumbling
|
was crumbling
|
will be crumbling
|
would be crumbling
|
s2 |
are crumbling
|
were crumbling
|
will be crumbling
|
would be crumbling
|
s3 |
is crumbling
|
was crumbling
|
will be crumbling
|
would be crumbling
|
p1 |
are crumbling
|
were crumbling
|
will be crumbling
|
would be crumbling
|
p2 |
are crumbling
|
were crumbling
|
will be crumbling
|
would be crumbling
|
p3 |
are crumbling
|
were crumbling
|
will be crumbling
|
would be crumbling
|
present
|
past
|
future
|
conditional
|
|
---|---|---|---|---|
s1 |
have crumbled
|
had crumbled
|
will have crumbled
|
would have crumbled
|
s2 |
have crumbled
|
had crumbled
|
will have crumbled
|
would have crumbled
|
s3 |
has crumbled
|
had crumbled
|
will have crumbled
|
would have crumbled
|
p1 |
have crumbled
|
had crumbled
|
will have crumbled
|
would have crumbled
|
p2 |
have crumbled
|
had crumbled
|
will have crumbled
|
would have crumbled
|
p3 |
have crumbled
|
had crumbled
|
will have crumbled
|
would have crumbled
|
affirmative
|
negative
|
|
---|---|---|
s1 |
-
|
-
|
s2 |
crumble
|
don't crumble
|
s3 |
crumble
|
don't crumble
|
p1 |
crumble
|
don't crumble
|
p2 |
crumble
|
don't crumble
|
p3 |
crumble
|
don't crumble
|