Any student ___ will be disqualitified from the exam.

If you quarrel with the employer again, you will risk ______ dismissed from the company.

________ in a white uniform, he looks more like a cook than a doctor.

It is one of the funniest things ____on the Internet so far this year.

 ______________ twice a year, whether it is a car, a bus or a truck, is the rule that every driver must obey in this city.