English NMDCAT Sentence Structure & Inversion NMDCAT
nmdcat.online June 3, 2026

Choose the sentence with correct structure

A. I don't know what is he doing.
B. I don't know what he is doing.
C. I don't know what doing he is.
D. I don't know what he doing is.

📖 Additional Information

  • I don't know what is he doing.
  • I don't know what he is doing.
  • I don't know what doing he is.
  • I don't know what he doing is.

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