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There are three basic ways of _____ language to writing, and all known graphic systems use one or a combination of these.

 A. committing       B. attaching    C. comparing  D. relating

There are three basic ways of _____ language to writing, and all known graphic systems use one or a combination of these.

　　A. committing  B. attaching  C. comparing  D. relating

 There are three basic ways of _____ language to writing, and all known graphic systems use one or a combination of these.

A. committing  B. attaching  C. comparing  D. relating

There are three basic ways of _____ language to writing, and all known graphic systems use one or a combination of these.

　　A. committing  B. attaching  C. comparing  D. relating

There are three basic ways of _____ language to writing, and all known graphic systems use one or a combination of these.

A. committing   B. attaching   C. comparing   D. relating