下图是一枚秦朝官印，其中的文字字体是
A．小篆
B．楷书
C．甲骨文
D．草书
答案：A
Her son, to whom she was _____, went abroad ten years ago. [ ]
A. loved
B. cared
C. devoted
D. affected
为什么压缩机一级出口要有冷却器？
