—Whose dictionary is this?
—It ______ be Jack’s. Look, his name is on Page 1.
must
need
can’t
could
I need time_____ my computer.
_____should not be allowed to go out at night.
— I don’t think teenagers should drive cars. — . They aren’t serious enough.
Yesterday Tom was late for school the heavy rain.
Don’t the people who are in trouble. We should be friendly to them.