Question

---Lin Kai, hand in your homework, please.
---Oh, sorry. I ______ it at home this morning.

1. A.
   was leaving
2. B.
   has left
3. C.
   will leave
4. D.
   left

Answer 1

D
考查點：考查時態。解題思路：根據句中時間狀語this morning表示過去的時間，可知用一般過去時態。故選D。