present
|
past
|
future
|
conditional
|
|
---|---|---|---|---|
s1 |
undertake
|
undertook
|
will undertake
|
would undertake
|
s2 |
undertake
|
undertook
|
will undertake
|
would undertake
|
s3 |
undertakes
|
undertook
|
will undertake
|
would undertake
|
p1 |
undertake
|
undertook
|
will undertake
|
would undertake
|
p2 |
undertake
|
undertook
|
will undertake
|
would undertake
|
p3 |
undertake
|
undertook
|
will undertake
|
would undertake
|
present
|
past
|
future
|
conditional
|
|
---|---|---|---|---|
s1 |
am undertaking
|
was undertaking
|
will be undertaking
|
would be undertaking
|
s2 |
are undertaking
|
were undertaking
|
will be undertaking
|
would be undertaking
|
s3 |
is undertaking
|
was undertaking
|
will be undertaking
|
would be undertaking
|
p1 |
are undertaking
|
were undertaking
|
will be undertaking
|
would be undertaking
|
p2 |
are undertaking
|
were undertaking
|
will be undertaking
|
would be undertaking
|
p3 |
are undertaking
|
were undertaking
|
will be undertaking
|
would be undertaking
|
present
|
past
|
future
|
conditional
|
|
---|---|---|---|---|
s1 |
have undertaken
|
had undertaken
|
will have undertaken
|
would have undertaken
|
s2 |
have undertaken
|
had undertaken
|
will have undertaken
|
would have undertaken
|
s3 |
has undertaken
|
had undertaken
|
will have undertaken
|
would have undertaken
|
p1 |
have undertaken
|
had undertaken
|
will have undertaken
|
would have undertaken
|
p2 |
have undertaken
|
had undertaken
|
will have undertaken
|
would have undertaken
|
p3 |
have undertaken
|
had undertaken
|
will have undertaken
|
would have undertaken
|
affirmative
|
negative
|
|
---|---|---|
s1 |
-
|
-
|
s2 |
undertake
|
don't undertake
|
s3 |
undertake
|
don't undertake
|
p1 |
undertake
|
don't undertake
|
p2 |
undertake
|
don't undertake
|
p3 |
undertake
|
don't undertake
|