In this task, you will be given a sentence or two along with a change aspect. You should change the given text in the given aspect. Aspects are explained below:
 Tense: Change the tense of the verbs in the text. If they're in past tense, change them to present, and if they're in present tense, change them to past tense.
Number: Change the number of the nouns in the given text. Make plurals into singles and single into plurals. Remember to change the corresponding pronouns accordingly.
Voice: If the verbs are in active voice, change them to be passive, otherwise, change them to be in active voice.
Adverb: add one or multiple adverbs to the text.
Gender: If the text contains female names and pronouns, substitute them with male names and pronouns. Do the same for sentences with mala names and pronouns.

Q: sentence: Sam pulled up a chair to the piano , but it was broken , so he had to sing instead . aspect: Tense

A: Sam is pulling up a chair to the piano , but it is broken , so he has to sing instead .
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Q: sentence: Sid explained his theory to Mark but he couldn't convince him . aspect: Number

A: Sid and Johnny explained their theory to Mark and Andrew but they couldn't convince them .
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Q: sentence: Jane knocked on Susan's door but she did not answer . aspect: Gender

A:
Andrew knocked on Bill's door but he did not answer .
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