1 Complete the sentences with the correct form of the modals and verbs below.
Tom failed his exams.
can’t / work may / feel might / take must / be
0 They must have been difficult.
1 He very hard.
2 He ill.
3 He them again next week.
Emily worked with poor children in Africa for most of her life.
can’t / have may / be must / like
4 She children.
5 She a family of her own in England.
6 Her parents worried when she decided to go to Africa.