—Lu does work hard. —Yeah. _____ of his time ______been spent on studies every day.
It was raining _______when my sister and I got to the museum.
People usually like the TV channels with funnier programmes but ________advertisements.
- _______does Nancy help the old lady with her housework? - About twice a week.
________good time we have had in the junior middle school!
Where has the time gone is a beautiful _______. Can you sing it?