Whether ways will be found to stop pollution or not is just___________ worries the public.

A. why            B. which           C. that          D. what

Whether ways will be found to stop pollution or not is just___________ worries the public.

A. why            B. which           C. that          D. what

Whether ways will be found to stop pollution or not is just___________ worries the public.

A. why            B. which           C. that          D. what

Whether ways will be found to stop pollution or not is just___________ worries the public.

A. why            B. which           C. that          D. what

Whether ways will be found to stop pollution or not is just___________ worries the public.

A. why            B. which           C. that          D. what

Whether ways will be found to stop pollution or not is just _______ worries the public．

     A．why            B．which         C．that           D．what

Whether ways will be found to stop pollution or not is just___________ worries the public.

A. why　　　　　 B. which　　　　　 C. that　　　　 D. what

Whether ways will be found to stop pollution or not is just___________ worries the public.

1. A.
   why
2. B.
   which
3. C.
   that
4. D.
   what

Whether ways will be found to stop pollution or not is just___________ worries the public.

1. A.
   why
2. B.
   which
3. C.
   that
4. D.
   what