It is no use _________ to persuade him ________ smoking because he has been addicted to it since he wasyoung.
—How long ________ at this job?—Since 1990.
According to today’s newspaper, the escaped prisoner threatened to _____ the police station in the near future.
Mary heard ____strange sound at ____midnight outside her house and got scared.
He opened the door. There ________ he had never seen before.
The hospital staff burst into cheers after the doctors completed a 20hour operation to have _______oneyearold twins at the head.