Wh- Questions exercises — Set 4: Subject Questions vs Object Questions (Typing Practice)
Typing Practice • 20 questions • 14 min
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Who the window? — Tom did.
did break
was broke
does break
broke
Wh- Questions exercises online (Typing Practice)
Learn the key difference between subject questions and object questions. When the question word IS the subject (Who called you?), no auxiliary verb is needed. When the question word is the object (Who did you call?), you must add do/does/did. This is one of the trickiest areas of English question formation.