Final answer:
The subject of the question is English. To complete the sentence, the correct verb form is needed after 'scrub.' An example of a correct answer is 'She had scrubbed the floor of the kitchen.'
Step-by-step explanation:
The subject of the question is English since the question is about the duties of the student and the sentence structure. Specifically, it focuses on understanding the correct verb form to complete the sentence.
The sentence provided is:
“Her duties for the day were over. e.g. for of She had scrub the floor of the kitchen, (a) ............ ............”
To complete the sentence, we need to use the correct verb form after 'scrub.'
An example of a correct answer could be 'She had scrubbed the floor of the kitchen.'
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