_江苏成考网

Some scientists believe that hibernation is started by．

• A、over-eating  
  
• B、calcium deposits
  
• C、a be6 chemical 
  
• D、a lack of water

  你是刘玲(Liu Ling)，写一封给晓东(Xiao Dong)的道歉信，讲明道歉的原因、解决问题的办法，以弥补因晓东来拜访而自己不在家给他带来的沮丧。

When the writer says that“the best answer may be‘nothing’”，he means you may decide．

• A、to take no notice of the criticism  
  

• B、to argue with your boss
  

• C、you need to change your job 
  

• D、you’ve done nothing wrong