thousands og patents have been granted for what are called b

thousands og patents have been granted for what are called b Where ___ your patents patents read books?A.does B.do C.are What ( ) are you doing You have been sitting there for four hehe ,what have been doing for all day long Y how are u What have l been living for what i have been looking for what are letters called 翻译句子,1.Dogs have been man*s best friends for thousands of ye have been printed thousands of times Where( )for the past three year?A.are you B.have you been C. have you ever been called" lao wai" and what's your feeling what are you up what have you been up to