Form opposite adjectives with negative prefixes:There is no doubt that drugs are ___________ (legal).It was quite ____________ (possible) for us to drive all the way from Santander to Seville in one day.He made an __________ (successful) attempt to climb the highest mountain in the area.The dress she was wearing was quite _________ (appropriate) for the weather.It was very _________ (polite) of him to shout at his mother in front of his aunt.It was ____________ (reasonable) of them to say that.What they said is ___________ (true). We didn’t hit her at all.