Think Back! Look at the article. Write the missing verbs in these sentences. come tidy turn keep stay look find 1.At the end of the film, it _______ out that the couple useed 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 ideas for my essay.4.Sleep helps to ______ up our memories.5.To ______ 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.