a. We must buy another car.
b. The workers don't have to come to the building site tomorrow.
c. You mustn't take alcohol on the plane.
d. I must start a diet.
e. Gina must apply for this job.
f. We don't have to watch Tv after 10 pm.
g.We don't have to lock this door.
h. The employees have to wear a safety helmet.
g. We dont have to talk to each other during the exam.
j. The audience have to turn off their phones during the show.
