You _______________ spend so much time staring at your smartphone before going to bed
shouldn't
Find mistake: You don't have to smoke inside the hospital building. It is completely forbidden.
You MUSTN'T smoke inside the hospital building. It is completely forbidden.
You ________ try that new restaurant downtown. The food is absolutely delicious!
don't have to
may not
can
should
To board an international flight, passengers ________ present a valid passport.
have to
shouldn't
may not
can
Find mistake: He doesn't has to pay for the entrance ticket because children enter for free.
He doesn't HAVE TO pay for the entrance ticket because children enter for free.
Find mistake: You should to eat more fresh fruits and vegetables every day.
You SHOULD eat more fresh fruits and vegetables every day.
You ________ share your account passwords with anyone online. It’s unsafe.
should
shouldn't
don't have to
must
Excuse me, ________ I open the window? It's getting a bit warm in here.
do
may
should
can't
Visitors ________ take photographs inside the museum. It is strictly prohibited.
shouldn't
can't
mustn't
may not
He trained hard for months, so now he _______________ run a full marathon in under three hours.
can
Sarah ________ speak fluent Spanish because she lived in Madrid for five years.
should
may
can
can't
Tomorrow is a national holiday, so we ________ go to school.
have to
mustn't
shouldn't
don't have to
According to company policy, employees _______________ wear a uniform on Fridays.
must / have to
Find mistake: Students mustn't bring their textbooks today because the teacher provided digital copies, but they can if they prefer.
Students DON'T HAVE TO bring their textbooks today because the teacher provided digital copies, but they can if they prefer.
Attendance at today's workshop is optional. You _______________ attend if you are busy with other projects.
don't have to