Choose the letter A, B, C or D to complete the passage below

They widen the roads so cars and lorries can get to the village easily. They build a medical centre so people’s health can be looked (6) __________ at any time. They build a new school so their (7) __________ have better learning conditions. They build a bridge (8) __________ the river so villagers have a shorter way to town. They also build a football ground so their children can (9) __________ sports. In addition, they grown cash crops so people can export the crops and have more money.

I would like to become an agricultural engineer in the future so I can apply new technology to our farming and do more for the village (10) __________ our parents did.

(6)....................

• A. 
  on
• B. 
  for
• C. 
  into
• D. 
  after