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

Answer: John and Steve were doing research in the library when they heard men humming and whistling .  They were very annoyed .


Question: sentence: The lawyer asked the witness a question , but he was reluctant to repeat it . aspect: Number

Answer: The lawyers asked the witnesses a question ,  but  they were reluctant to repeat it .


Question: sentence: Ann asked Mary what time the library closes , because she had forgotten . aspect: Voice

Answer:
Mary was asked by Ann what time the library closes , because she had forgotten .