Simple present |
don't contribute sg |
don't contribute sg |
doesn't contribute sg |
don't contribute sg |
don't contribute sg |
don't contribute sg |
Present continuous |
am not contributing sg |
are not contributing sg |
is not contributing sg |
are not contributing sg |
are not contributing sg |
are not contributing sg |
Simple past |
didn't contribute sg |
didn't contribute sg |
didn't contribute sg |
didn't contribute sg |
didn't contribute sg |
didn't contribute sg |
Past continuous |
was not contributing sg |
were not contributing sg |
was not contributing sg |
were not contributing sg |
were not contributing sg |
were not contributing sg |
Simple future |
won't contribute sg |
won't contribute sg |
won't contribute sg |
won't contribute sg |
won't contribute sg |
won't contribute sg |
Future continuous |
will not be contributing sg |
will not be contributing sg |
will not be contributing sg |
will not be contributing sg |
will not be contributing sg |
will not be contributing sg |
Present perfect |
have not contributed sg |
have not contributed sg |
has not contributed sg |
have not contributed sg |
have not contributed sg |
have not contributed sg |
Present perfect continuous |
have not been contributing sg |
have not been contributing sg |
has not been contributing sg |
have not been contributing sg |
have not been contributing sg |
have not been contributing sg |
Present continuous |
am not contributing sg |
are not contributing sg |
is not contributing sg |
are not contributing sg |
are not contributing sg |
are not contributing sg |
Past perfect |
had not contributed sg |
had not contributed sg |
had not contributed sg |
had not contributed sg |
had not contributed sg |
had not contributed sg |
Past perfect continuous |
had not been contributing sg |
had not been contributing sg |
had not been contributing sg |
had not been contributing sg |
had not been contributing sg |
had not been contributing sg |
Future perfect |
will have not contributed sg |
will have not contributed sg |
will have not contributed sg |
will have not contributed sg |
will have not contributed sg |
will have not contributed sg |
Future perfect continuous |
will have not been contributing sg |
will have not been contributing sg |
will have not been contributing sg |
will have not been contributing sg |
will have not been contributing sg |
will have not been contributing sg |