问题补充:
in the fascinating book , he did not notice a thief enter his room.
A. To absorb
B. Absorbing
C. Absorbed
D. To be absorbed
答案:
A. To absorb
B. Absorbing
(答案→)C. Absorbed
D. To be absorbed
解析:考查过去分词做状语,be absorbed in sth 表示沉醉于...痴迷于...全神贯注的意思。这里用过去分词做状语,句意:因为他全神贯注的在看书,所以没有注意到小偷进入他的房间了。选C。