Answer: B) Have been staying.
Explanation for this question is being written.
Answer: C) Have been closed.
Answer: D) Has been studying.
Answer: D) Didn't speak / has been studying.
Answer: A) Have been living.
Answer: A) Present Perfect Continuous.
Answer: A) Have been studying.
Answer: A) Has been.
Answer: A) What have you been doing lately?
Answer: B) Has been living here since 2019.
Answer: D) Present perfect continuous tense.
Answer: B) Have been reading.
Answer: B) Present perfect continuous.
Answer: A) Have been.
Answer: C) She has been a teacher for many years.
Answer: C) Present perfect continuous.
Answer: A) Perfect Present Continuous Tense.
Answer: A) Have been discussing.
Answer: B) No
Answer: C) Has been crying.
Answer: B) Have you been studying.
Answer: B) Have/been waiting.
Answer: D) Present perfect continuous.
Answer: B) How long will you have been working by 8 PM?
Answer: A) Have been cleaning.
Answer: A) Perfect Tenses.
Answer: A) Have been trying.
Answer: C) Has been cooking.
Answer: B) Has been playing.
Answer: C) Has been sleeping.