35.—Sorry for having kept you waiting .But for the traffic jam,I________20 minutes earlier.—Never mind.I haven’t been waiting that long.
—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.