直肠给药，避免对胃肠道的刺激的是（）
A．氨茶碱注射剂
B．氨茶碱片剂
C．氨茶碱栓剂
D．氨茶碱缓释制剂
E．以上都不是
参考答案：C
— It’s thirty years since we last met.
— But I still remember the story, believe it or not, ______ we got lost on a rainy night. [ ]
A. which
B. that
C. what
D. when
海螵蛸是哪种乌贼的内壳？
