Dave is going to climb a rock today but he doesn't have all the necessary

equipment. His friend is criticizing. What does he say?  - You should have

bought everything long ago!

Kevin wants to participate in a motocross but he doesn't know all the rules. His girlfriend is criticizing. What does she say? - You must have

learnt everything before.

Linda didn't wear a helmet while hang gliding. Her coach has found it

out and wants to criticize. What does he say? - You shouldn't

have been so careless!