Complete the sentences. use mustn't or don't need to + one of these verbs: forget, hurry, lose, phone, wait.1we have a lot of time. we .3 keep these papers in a safe place. you them. 4 i'm not ready yet, but you for me. you can go now and i'll come later. 5 we to turn off the lights before we
leave. 6 i must contact david, but i him-i can send him an email.​