English Class 9 Other

Asked by GIANSH GUPTA KHUNDKER · BIRLA BRAINIACS

Not only ________ all the experimental procedures flawlessly, but he also documented the data meticulously.

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Answer: A. did he execute

Answer: A) did he execute
Explanation: When a sentence begins with a negative or restrictive phrase like "Not only...", it triggers subject-verb inversion. The auxiliary verb (did) moves ahead of the subject (he), followed by the base form of the main verb (execute).

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