Answer: B) I am not singing a song.
Explanation for this question is being written.
Answer: B) Aren't playing.
Answer: B) Wasn't
Answer: A) He/She is not sleeping.
Answer: A) Is not coming.
Answer: A) Am not listening.
Answer: B) Isn't doing.
Answer: A) They are not playing.
Answer: D) They are not watching TV right now.
Answer: A) Is raining.
Answer: C) We weren't leaving when you called.
Answer: A) Aren't watching.
Answer: A) I am not sleeping.
Answer: A) Are not listening.
Answer: B) Isn't sleeping.
Answer: C) Aren't staying.
Answer: C) Aren't watching.
Answer: D) Is not learning.
Answer: D) Present Progressive.
Answer: B) Isn't working.
Answer: B) Are not riding.
Answer: B) Present progressive.
Answer: B) N
Answer: A) Isn't listening.
Answer: B) Am not playing.
Answer: C) Are not.
Answer: B) Am not wearing.
Answer: C) Am not listening.
Answer: B) Isn't
Answer: B) Aren't working.
Answer: C) Are not playing.
Answer: C) Isn't having.
Answer: A) Is not raining.
Answer: D) Aren't planting.
Answer: B) Not
Answer: D) Aren't fighting.
Answer: D) Rino is not sleeping in the classroom.
Answer: C) Am not going.
Answer: A) Isn't studying.
Answer: A) She is not coming to the party.
Answer: A) Isn't sleeping.
Answer: A) Aren't
Answer: A) Are not playing.
Answer: B) Are not drinking.
Answer: C) Subject + verb to be + not + main verb + ing + compl.