Answer: C) On
Explanation for this question is being written.
Answer: B) AT
Answer: B) For
Answer: D) Since
Answer: A) On
Answer: C) In
Answer: B) Retrospect
Answer: C) For
Answer: B) After
Answer: A) In
Answer: B) In
Answer: B) Last
Answer: C) Since
Answer: D) Morning.
Answer: D) In
Answer: B) Within
Answer: A) Since
Answer: D) During
Answer: B) On
Answer: A) For
Answer: C) For, during.
Answer: A) Following
Answer: A) The next day.
Answer: D) On
Answer: A) IN
Answer: D) Last
Answer: A) FOR
Answer: A) Before
Answer: B) Nach
Answer: B) During
Answer: C) At
Answer: D) In the future.
Answer: C) Until, on.
Answer: B) Time
Answer: A) At
Answer: D) For
Answer: B) For about three years.
Answer: B) Before
Answer: B) Since
Answer: A) After