To increase the production, many factories have some new techniques.

_____we promise continuous increase in rural incomes_____improve the whole people’s well-being

It is quite common for a working man to make ______ for his old age by putting aside enough money to live on.

23The day ______ she spent with us was never to be forgotten

___ is well-known to all is that the 2010 Shanghai World Expo has been brought to an end.