4 Rephrase the sentences in as many ways as possible. 1 It's possible that he is afraid of snakes. He may/might/could be afraid of snakes. 2 Let's ask John to give us a lift to the station. 3 I'm sure Judy isn't in this class. 4 Thomas didn't manage to find his keys. 5 It was forbidden for us to fish in the lake. 6 It's not necessary for Adam to feel so anxious. 7 Is it OK if I leave my backpack here? 8 They probably stayed back at work yesterday. It was necessary for Jessica to report the problem to the manager. 10 Do you want me to drive you to work?​