Answer: C) Has been studying.
Explanation for this question is being written.
Answer: D) Have been sitting.
Answer: B) Has been.
Answer: B) Has been studying.
Answer: B) False
Answer: C) Has been painting / hasn't finished.
Answer: B) Have been playing.
Answer: B) Have been.
Answer: C) Has been helping.
Answer: B) Present perfect continuous.
Answer: A) Have been.
Answer: A) Has been studying.
Answer: A) I have been studying English since 2020.
Answer: D) Has been raining.
Answer: A) Have been planning.
Answer: D) Have/been working.
Answer: D) Been trying.
Answer: C) Has been learning.
Answer: A) Has been ill for.
Answer: A) Have you been.
Answer: C) Have been learning.
Answer: D) Present Perfect Progressive.
Answer: C) Have/has + been + verb-ing.
Answer: A) Present perfect progressive.
Answer: D) Have studied.
Answer: A) Have just been.
Answer: B) Present Perfect Continuous.
Answer: A) What have you been doing?
Answer: C) Has been.
Answer: B) Talk generally about situations or activities that started in the past and are still continuing now.
Answer: A) Has she been studying.
Answer: A) Present perfect continuous tense.
Answer: B) I have been writing a book.
Answer: B) I have been waiting for 45 minutes.
Answer: C) Have/has + been + verb (-ing).
Answer: C) Has been working.
Answer: A) Has been writing.
Answer: B) Have been learning.
Answer: A) Have been going.
Answer: D) Present Perfect Continuous Tense.
Answer: B) Have been talking.
Answer: B) Been learning.
Answer: B) Have been waiting.
Answer: D) Have been having.
Answer: A) Have been planting.
Answer: A) Have been monitoring.
Answer: C) Have been waiting.
Answer: B) Have you been playing.
Answer: A) Playing
Answer: B) How long have you been able to ride a bike?
Answer: C) Have you been having.
Answer: D) Have been waiting.
Answer: D) Has been.
Answer: B) Has been raining.
Answer: B) We've / have been waiting for you for more than an hour.
Answer: C) Perfect Present Continuous Tense.
Answer: A) Present Perfect Continuous Tense.
Answer: B) Has been travelling.