问题补充：
his writing,the writer forgot to have his lunch.
A. Was absorbed in
B. Absorbed in
C. Absorbed into
D. Was absorbed into
答案：
A. Was absorbed in
(答案→)B. Absorbed in
C. Absorbed into
D. Was absorbed into
解析：be absorbed in 是固定搭配，意为“专心致志地做某事”,这里省略be。故选B.
