he problem of land erosion getting moreserious, the government is searching for a way to deal withit.

he world is paying much more attention to,obviously,China says and does

an beings should be very careful with what we do with nature, _____power is beyond our understanding.

I failed again I wish I _________ harder—But you _________

Where is Miss Lin— She _______ my desk-mate with her lessons in her office.