Question

--My parents are always strict with me.

--Don't be angry. You'll understand them ________.

1. A.
   any time
2. B.
   in a hurry
3. C.
   in fact
4. D.
   some day

Answer 1

D
some day是“总有一天，有朝一日，终将”的意思，一般只指将来的某一天，不表示过去；而one day意为“某一天”时，可以用在一般将来时或一般过去时中。由题意“不要生气，你总有一天会理解他们的”可知选B。