1 We can't accept credit cards if you spend £5 or less.
2 The book might be too difficult for Tom.
3 Can you take it back?
4 One free concert ticker for students who can serve refreshments.
5 Gemma thinks her
gloves might be in Katie's bedroom.
6 Gemma is sure her gloves must be
in Katie's flat.
7 She hasn't been able to
contact Nick.
8 He can't be on
holiday.