For some students, the computer serves only _____ a tool that is used to play games.

For some students, the computer serves only _____ a tool that is used to play games.

A．of               B．in                C．as               D．to

For some students, the computer serves only _____ a tool that is used to play games.

A. of           B. in           C. as           D. to

For some students, the computer serves only _____ a tool that is used to play games.

A. of              B. in              C. as               D. to

For some students, the computer serves only _____ a tool that is used to play games.

1. A.
   of
2. B.
   in
3. C.
   as
4. D.
   to