1 Think Back! Look at the article. Complete the sentences with the verbs below. come tidy turn keep stay look find 1 At the end of the film, it ___ out that the couple used to be married to each other. 2 I'm really tired this morning - I ___ on making mistakes. 3 I'm trying to ___ up with an idea for my essay. 4 Sleep helps to ___ up our memories. 5 Το ___ out more about sleep, visit our website. 6 It's not a good idea to ___ up all night and study. 7 Last year scientists decided to ___ into the effects of sleep on university students.