1we can inivite a group of students for our art.задайте все вопросов общий

For PRESENT: Can we invite a group? Where can we invite a group? Who can we invite? Why can we invite a group? When can we invite?  We can not invite a group

for PAST: Could we invite a group? Where could we invite...? Who could invite ...etc...We could not invite a group...

for Future: Will we able to invite a group? Where will we able to invite etc We will not able to invite...