--- We don’t need to go to school at weekends.--- So many of us get up late Sunday mornings.
___ years ago, the population of China was over 20 million.
My father shows me how _____ a camera.
As soon as I know it, I’ll _____ you ______.
---My prize is different from ______. ---But _____ is the same as mine.
Jane likes singing.We often hear her ______ after class.