Why is GRE's words so difficult to memory?

Why is GRE's words so difficult to memory? why is GRE so difficult to memory? why is BBC so difficult to understand? why is so difficult to manage marriage? why is "pride and prejudice" so difficult to understand? why is it so difficult to find a job? why is it so difficult to find a soulmate? Why is it so difficult to love someone? She has a good memory ,so it's easy for her to m_____ words why is Mark Twain's works difficult to read? it is not difficult to explain why they are so interested in why is it so difficult to find a job as even a doorman?