5 9.6.13.1 Study the examples. Then, rewrite
the sentences using the modals in bold.
He must have left by now. (I'm sure he left.)
They are late. They may/might have lost their way.
(It was possible.)
He can't have eaten the whole cake. (I'm sure he
didn't do it.)
You should have booked a table. (but you didn't.)

1 I'm sure she didn't do the shopping. (CAN'T)
2 I'm sure Mum bought us some doughnuts.
(MUST)
3 They wanted to buy a cake for his birthday
but they didn't. (SHOULD)
4 It was possible that she had left the
invitation at home. (MAY)
5 I'm sure the decorations cost a lot. (MUST)
6 He isn't feeling well; he ate too many
sweets. (SHOULDN'T)​

MARRISABEL    3   23.11.2020 10:16    29