Can you make sure ____ the gold ring?                                               
     A. where Alice had put  B. where had Alice out 
C. where Alice has put    D. where has Alice put
_____ we need money is quite clear.                                                   
   A. If     B. What    C. That    D. \
_____ the car can be used has not been known yet.                
 A. If           B. What           C. That      D. Whether
____we can’t understand is ____he didn’t join us in our discussion.
A. That; why   B. Which; how     C. What; what  D. What; why
The fact ____ he is a model teacher is well-known.                          
   A. what       B. which     C. why       D. that
They expressed the hope____they would come over to China again. A. which      
 B. whom       C. what         D. that
Word came _____ his poem won the first prize.                               
 A. that     B. whether     C. as    D. because