________ Tom liked to eat was different from ________.
| 
   A.That…that you had expected  | 
  
   B.What …that you had expected  | 
 
| 
   C.That…what you had expected  | 
  
   D.What…what you had expected  | 
 
These computers are different from ________.
| 
   A.that we expected  | 
  
   B.what we expected  | 
 
| 
   C.which we have expected  | 
  
   D.what we expect  | 
 
We were greatly amused by ________.
| 
   A.what you have told us  | 
  
   B.which you had told us  | 
 
| 
   C.what you told us  | 
  
   D.that you told us  | 
 
________ is to dance.
| 
   A.That interests Mary really  | 
  
   B.Which really interests Mary.  | 
 
| 
   C.What really interests Mary  | 
  
   D.What really interest Mary  | 
 
________ surprised me most was ________.
| 
   A.That…that she spoke Japanese so well  | 
 
| 
   B.What…how could she speak Japanese so well  | 
 
| 
   C.What…that she spoke Japanese so well  | 
 
| 
   D.That…why she could speak Japanese so well  | 
 
Do you know ________
| 
   A.what is this used for  | 
  
   B.what this is used for  | 
 
| 
   C.which this is used  | 
  
   D.that this is used for  | 
 
