1
You ... keep an eye out for rabbits if you want to hunt one.
can
may
had better
should
2
If you happen to see a handicapped person, you ... help him.
better
ought to
are to
can
3
You ... submit the application via email or it won't be considered.
can
ought to
must
may
4
Kelly ... arrive earlier. He is more than punctual.
should
could
might
may
5
Something went wrong and I ... reapply at a later date.
may
have to
can
must
6
Someone damaged my car while I was away. It ... be Phil. I am sure about it.
must
can
may
better
7
You are about to take a test tomorrow. You ... be ready.
are to
better
can
must
8
I just ... upload data. Will you help me ?
needn't
mustn't
can't
better not
9
You ... be so rude with people.
mustn't
needn't
can't
don't have to
10
I am at a loss. I don't know what ... happen to my career after the scandal.
must
may
can
should