1.Perhaps he hasn't received the doctor's results yet.(may)

He..........the doctor's results yet.

2.It is likely that they have already left.(may)

They.........left

3.My watch needs to be mended before i take the exam.(must)

I.................before i take the exam.

4."Why don't you buy a bigger house, Sue" said Amos.(should)

Amos suggested__________a bigger house.

5.It's impossible that to do this because we have no time.(would)

If we.........be able to do this.

1.Your hair needs cutting.(should)

You..........cut.

2.I doubt very much that you saw Carla at the party as she's in Scotland at the moment.(can't)

You..........Carla at the party as she's in Scotland at the moment.

3.It wasn't necessary to meet me at the airport yesterday.(needn't)

You..........me at the airport yesterday.

1.Your hair really needs cutting.(must)

->You really___________cut

2.I realize that it was a terrible experience for you.(must)

->It_________________

3.I bet your brother's still watching television.(must)

->Your brother ____________television.

4.She is so busy that she can't come to the party.(could)

->If she was__________come to the party.

5.You can't vote unless you are over eighteen.(must)

->You__________to vote.

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