( 1 )____ A. cute B. uncle C. computer
( 2 )____ A. blue B. fun C. umbrella
( 3 )____ A. leg B. me C. eat
( 4 )____ A. sun B. unit C. but
John is 140 centimeters tall. Peter is 130 centimeters tall .So John is _____ than peter
在组织形成过程中,细胞发生的实质性变化是( )
电荷间相互作用的规律是:同种电荷相互____ ,异种电荷相互____ ;磁极间相互作用的规律是:同名磁极相互____ ,异名磁极相互____ .