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: John was doing research in the library when he heard a man humming and whistling . He was very annoying . aspect: Number

A: John and Steve were doing research in the library when they heard men humming and whistling .  They were very annoying .
****
Q: sentence: Jane knocked on Susan's door but she did not get an answer . aspect: Voice

A: Susan's door was knocked on by Jane but she did not get an answer .
****
Q: sentence: Sam took French classes from Adam , because he was eager to speak it fluently . aspect: Adverb

A:
Sam recently took French classes from Adam ,  because  he was eager to speak it fluently .
****