什么是采区巷道？它们在采矿中的作用分别是什么？

     In the USA, Mother's Day is a holiday on the    1    Sunday in May. On that day    2    give their mother
cards, presents and flowers. One of the best    3    to celebrate Mother's Day is    4    your mother a day off
(休息一天). Let her have a good rest    5    other members of the family do the housework.
      Many families begin Mother's Day    6    breakfast in bed. Usually dad and the children will let mom    7  
 more as they go into    8    and get ready for her favorite meal.    9    the food is cooked, they keep everything
nice on a plate. They don't forget    10    the bottle with only one flower on the plate. Then dad and children
carefully carry the plate to mom's bedroom.
      Many families take mom to her favorite restaurant for a meal. It is a good day to let your mom have a
rest and let her see what a wonderful family she has.