Answer: B) At / during.
Explanation for this question is being written.
Answer: B) Every
Answer: A) After
Answer: B) IN
Answer: C) At or in the.
Answer: A) In
Answer: A) At
Answer: C) At
Answer: B) On
Answer: D) On
Answer: A) For
Answer: B) For
Answer: A) Since
Answer: A) By
Answer: B) We went for a walk after dinner.
Answer: B) In time, in China, around 100 B.C.
Answer: D) When
Answer: B) During
Answer: B) We will leave after dinner.
Answer: C) On
Answer: C) Since
Answer: B) By
Answer: B) In, on.
Answer: A) On
Answer: A) C
Answer: B) Since
Answer: D) At
Answer: C) Wednesday
Answer: C) In
Answer: D) After
Answer: B) Prior to.
Answer: D) By
Answer: B) 10 o'clock.
Answer: A) IN
Answer: C) For