兰陵王 重生之郑儿:We have several models _______.

We have several models _______. We have seen that film several times____. We have seen that film several times ____.快D答我啊,要求真实!!对我好重要! i have a { we we we } ? --------for several times,we decided not to do it again. Have we got _____ that we need? We have a physics class. We have a physics class. We have done thing we ought not to have done and___undone things we ought to have done. How do we know that we have problems ?