Answer: A) At
Explanation for this question is being written.
Answer: A) In
Answer: B) For
Answer: B) Before
Answer: B) On
Answer: B) Until
Answer: C) On
Answer: A) ON
Answer: D) In
Answer: C) She will arrive in ten minutes.
Answer: A) For
Answer: A) On
Answer: B) ON
Answer: C) In
Answer: A) Our school trip is on May 10th.
Answer: A) A
Answer: A) On/at
Answer: B) At
Answer: A) Preposition
Answer: C) For
Answer: D) D
Answer: B) Or
Answer: D) -
Answer: D) By
Answer: D) For
Answer: D) Since
Answer: B) In
Answer: B) Since
Answer: C) Throughout
Answer: B) During
Answer: D) Summer
Answer: C) By
Answer: D) X
Answer: A) Until
Answer: C) Before
Answer: C) Since
Answer: A) Of
Answer: A) After
Answer: D) Of
Answer: B) By / since.