_福建成考网

8. We (   ) have proved great adventurers, but we have done the greatest march ever made in the past ten years. 

• A、needn't

• B、may not

• C、shouldn't

• D、mustn't

53. (      ) 

37. Mr. Brown sees his sister (   ). 

• A、very seldom
  
  

• B、only at the end of the year
  
  

• C、only at Christmas
  
  

• D、on Mark's birthday every year