Answer: B) A while, awhile.
Explanation for this question is being written.
Answer: B) At
Answer: E) For
Answer: B) We play soccer on Sundays.
Answer: C) At
Answer: A) In
Answer: A) At
Answer: C) In
Answer: A) On
Answer: A) Before
Answer: D) On
Answer: B) In
Answer: A) After
Answer: B) On
Answer: C) During
Answer: A) Before dinner.
Answer: C) On
Answer: C) At night.
Answer: C) For
Answer: A) For
Answer: A) On Friday.
Answer: A) Until
Answer: A) Last
Answer: A) Past
Answer: A) Preposition
Answer: A) From to.
Answer: D) By
Answer: B) 6.30 o'clock.
Answer: B) Quarter past four.
Answer: D) Both are correct because they are standard expressions.
Answer: C) Since
Answer: D) During
Answer: B) For