试题：
| —What _____ cold weather! —Yes. But it's _____ unusual experience for us, we normally live in a hot place.[ ] |
| A. /; a B. a; an C. /; an D. a; the |
不定冠词（a，an）, 零冠词
2016-05-28
答案：
我来补答展开全文阅读