After living with his grandparents in the countryside for ten years, the boy returned to the big city ____ his parents worked.
They __ five Engglish classes a week last term.
Alice has lived in China for many years, so she ___ the life here.
I ___ to your excuses for making so many mistakes.I shall report to your father at once.
The sun ___ red.It __ in the east.
To answer correctly is more important than ___.