11.The boss urged his workers______．

A. on                                                             B. off

C. upon                                                         D. down

12. She did not hear what you said because she ______ in her reading.

A. was absorbed                                             B. absorbed

C. is absorbed                                                D. has been absorbed

13. A fever ______ the famous short-distance runner ______ the opportunity to participate in the competition.

A. got rid, of                                                  B. deprived, of

C. took, off                                                    D. drove off

14. The story is not real; it is only______．

A. imaginary                                                   B. imaginative

C. imaginable                                                  D. imagined

15.______ contrast ______ her sister, she was an angel.

A. In, to                                                         B. On, to

C. On, with                                                    D. In, for