1.Full or bare infinitive a.how dare you(open)my letters! b.he didn't dare (argue)with his boss. c.he is expected (arrive)in a few days. d.the parents didn't dare (disobey) e.need i come?i'd much rather (stay)at home f.i'm sorry(disappoint)you but i can't (let) you (have) any more money till the end of the month.