看图写答句。

1.-What is Christmas?

   -Christmas is a s____ h____.

2.-What is Lynn going to do?

   -She's g____ t____ o____ her gift.

3.-What is Li Ming doing ?

   -He's g____ a g____ to them.

4.-What are they putting on the Christmas tree ?

   -They're putting on the l____.

5.-What's this?

   -It’s a g ____.M____ Christmas!

叶天士总结奇经八脉证治，指出凡冲气攻痛，以背而上者，系______主病，治在______；从腹而上者，治在______，系______主病，或 ______。