11. （2008年四川攀枝花）There are a lot of colorful flowers on ________ sides of the streets.

　　A. each B. both

　　C. either D. all

　　12. （2008年山东济宁）He seemed to be worried in the waiting room. A bottle of water went from one of his hands to _________.

　　A. another

　　B. others

　　C. the other

　　D. the others

　　13. （2008年湖北孝感）—Why does Kate look upset？

　　—Perhaps she has made _______ mistakes in her homework.

　　A. little B. a little

　　C. few D. a few

　　14. （2008年山东临沂） —_________ do you go to the library？

　　—I usually go to the library twice a week.

　　A. How long

　　B. How often

　　C. How far

　　D. How many