Answer: C) On special occasions.
Explanation for this question is being written.
Answer: C) By
Answer: B) In
Answer: A) After
Answer: D) Last
Answer: A) For
Answer: A) Before
Answer: A) Until
Answer: C) On
Answer: A) In
Answer: B) On
Answer: D) For
Answer: B) Throughout
Answer: B) At the age of.
Answer: D) During
Answer: A) Since
Answer: A) At
Answer: D) Since
Answer: B) Ago
Answer: A) Morning
Answer: C) During
Answer: A) During
Answer: B) Since
Answer: C) In
Answer: A) On
Answer: D) On
Answer: B) At
Answer: C) IN
Answer: A) At the age of.
Answer: C) At and on.
Answer: B) For
Answer: A) 'I have been learning English since last year.'.
Answer: B) Preposition
Answer: C) At
Answer: C) After
Answer: A) Preposition