I___carefully,but could_____ nothing starnge.( )a:heard,listend b:listend ,listenc:listend,hear d:heard,hear

I___carefully,but could_____ nothing starnge.( )a:heard,listend b:listend ,listenc:listend,hear d:heard,hear MAN CO HOME .BUT SHE CAULDRT FIND. co $(co) 英语翻译but China custom seems co-operating & permiting.some rare case of checking,that too released by paying some duty. 请问这个怎么翻译：Being a spiderman brought him nothing ,but problems as far as personal life is co 1 ( ) well you sing but ( ) badly he dances!Ahow;how Bwhat;what Chow;what Dwhat;how 2He will co Sometimes he feels unhappy with his co- workers but he never takes it out on his job. Sir Allenhas vowed to clear his name,but refusing to co-operate was perhaps not the best start.clear his CO,CO是什么? co co cleansing but but but 英语翻译A lot some co-workers would complain when the work was too heavy,but they’d complain a lot more when there was noting to do CO有配位键吗? 英语翻译$(co) co-exist