1. It necessary that Jack ______the school rules or he'll be punished.
(A)abide by (B)obeyed (C)follows (D)observes.
School answer is (A), my answer is (C) or (D)
2.If you are really interested in your job, you ____happier and more energetic while you work.
(A)feel (B) will feel (C) felt (D)would feel
School answer is (D), my answer is (B)