7Tick the correct item, as in the example.
1 Dan can't be a teacher.
a) I'm sure Dan isn't a teacher.
b) I think Dan isn't a teacher.
2 Need I take the tablets every day?
a) Is it a good idea to take the tablets every
day?
b) Is it necessary to take the tablets every
day?
3 You needn't have bought me flowers.
a) You bought me flowers.
b) You didn't buy me flowers.
4 If it is hot tomorrow, we might go to the beach.
a) We will definitely go to the beach
tomorrow
b) It is possible that we will go to the beach
tomorrow.
5 You ought to have apologised to Mary.
a) You apologised to Mary.
b) You didn't apologise to Mary.
6 You mustn't steal.
a) It is against the law to steal.
b) It isn't necessary to steal.
7 Alison has to work on Saturday. Her boss
told her so.
a) Alison wants to work on Saturday.
b) Alison's boss wants her to work on
Saturday
8 Sam must have finished lunch by now.
I'm sure Sam has finished lunch.
b) I'm sure Sam hasn't finished lunch.
I