She spoke in a very low voice, therefore I __________ understand what she said.
couldn't
When we went into the house, we __________ smell something burning.
could
Samantha played well, however, she __________ beat Mia.
could not
'Do you think I __________ borrow your bike?' 'Yes, of course.'
can / could / may
You look pale. You __________ go to the doctor.
should
Do not tell anybody what I said. You __________ keep it a secret.
must
I think you __________ forgive your friend.
should
They live in a big house. They __________ be rich.
must
Arrange these words into sentence! reach / harder / must / I / work / goal / my / to
I must work harder to reach my goal!
Arrange these words into sentence! be / Travelling / Japan / to / delightful / could
Travelling to Japan could be delightful.
I am not sure. She __________ pass the Maths test.
may / might / could
This is a valuable book. You __________ take care of it and you __________ lose it.
must | must not
Arrange these words into sentence! know / Lisa / truth / the / might
Lisa might know the truth.
Arrange these words into sentence! for / wait / you / could / please / a / moment / ?
Could you wait for a moment, please?
What a beautiful view. I __________ take a picture of it.
should
Sandy __________ drive but he does not have a car.
can
