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.

sentence: John was doing research in the library when he heard a man humming and whistling . He was very annoyed . aspect: Number
John and Steve were doing research in the library when they heard men humming and whistling .  They were very annoyed .

sentence: The man couldn't lift his son because he was so weak . aspect: Adverb
The man couldn't properly lift his son because he was so weak .

sentence: The cat was lying by the mouse hole waiting for the mouse , but it was too cautious . aspect: Adverb

The cat was patiently lying by the mouse hole waiting for the mouse ,  but it was too cautious .