The manager needs an assistant that he can _____to take care of problems in his absence.

• A、count on

• B、count in  
  

• C、count up  
  

• D、count out
  
  

The store had to_____a number of clerks because sales were down．

• A、lay out 
  

• B、lay off  
  

• C、lay aside 
  

• D、lay down

 你是Lucy，寫一封給老同學(xué)Allen的邀請信，邀請他參加下個星期日下午4點(12月23日)的校友聚會。希望Allen盡快回信接受邀請，以便他們及時做好安排。