11. ________ is a detective or shrewd person who has the uncanny ability to solve any mystery through careful observation, scientific analysis, and logical reasoning. （      ）

A. Romeo                                                     B. Shylock

C. Sherlock Holmes                                       D. Napoleon

12. It is generally accepted that at the sentential level ________ relations are observed far more frequently in English than in Chinese. （      ）

A. logical                                                      B. hypotactic

C. paratactic                                                  D. hypocritical

13. “They are uncontrollably attracted to each other” is a metaphorical expression about love is ________. （      ）

A. a physical force                                         B. madness

C. magic                                                       D. patient

14. American and British English are two ________ of the English language. （      ）

A. forms                                                       B. varieties

C. languages                                                  D. speeches

15. “He showed no pleasure at hearing the news. Instead he looked even gloomier.” demonstrates ________ relation between the two sentences. （      ）

A. an adversative                                           B. a causal

C. a temporal                                                 D. an additive