She ____ the same tune on the piano for nearly an hour.

After the guests left, she spent half an hour ___？

The teacher had the naughty boy______for about an hour at the back of the classroom.A．stan

By the time she is 50 years old she ______ an inmate of the prison for over half of _____

After watching ______ TV she played ______ violin for an hour.A./ /B.the theC.the /D./

There __________ nothing more for discussion the meeting came to an end half an hour earl

After watching ______ TV she played ______ violin for an hour.A./... /B.the... theC.the..