he ... te patunga
1. the only thing that we can do, the only outcome, the only thing I'll be doing - an idiom to indicate an activity is the normal outcome or result of some other activity or state.
Rangi: Kua tino hiamoe nei au. Pare: Tāua tahi. Ka tae atu au ki te kāinga, he moe te patunga (HKK 1999:138). / Rangi: I'm really sleepy. Pare: That's both of us. When I get home the only thing I'll be doing is sleeping.