____ in reading the novel , he knew nothing about what was going on about him.

_________in reading a book,he didn’t notice the room on fire.

　 A.Absorbing B.Having absorbed C.Absorbed 　　　　 D.To absorb

________ in reading a novel, I didn't notice what was happening outside．

1. A.
   Absorbed
2. B.
   Being absorbed
3. C.
   Absorbing
4. D.
   Having absorbed．

____ in reading the novel , he knew nothing about what was going on about him.

A.  Attracted     B. Drawn   C. Absorbed   D. Concentrated

 _______ in reading, the boy didn’t notice his father come in.

  A. To absorb                  B. Absorbing       

  C. Absorbed                   D. Being absorbed