1. the waiter must have already known that the drink smell very bad or it could have been a new kind of waiter's hat also he might have had a cold.
2. She couldn´t have had time for undressed then start to practice with her bandages because she could have had a sunburn in her legs.
3. they may have been playing with punishment then obiously one of them must have lost.
a. What are some things that Miriam definitely should have done before she left on her trip?
she could not have forgotten to set her alarm clock
she must have packed the night before.
b. What are some other things that Miriam could have done to make her trip more enjoyable?
she must have left the party earlier then she won´t have been hungry, tired and scared
she must have read the guidebook before.
c. What should she do now?
she should go there by bus because it is cheaper than take a fly to Medam