Interrogative pronouns replace unknown Choose the form of who carefully so that it matches the context of thesentence. See Pronoun Case. Copyright ©2001 The McGraw-Hill Companies. Any use is subject to the Terms of Use and Privacy Policy. McGraw-Hill Higher Education is one of the many fine businesses of What is the clinical name of that compound? [What is the subject of the question.]Of the two methods, which proved more effective? [Which refers to methods.]![]()
## Interrogative Pronouns ##![]()
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