课题kè tí
task, problem, issue赋予fù yǔ
to assign, to entrust (a task)辅助fǔ zhù
to assist, to aid, supplementary辛勤xīn qín
hardworking, industrious选拔xuǎn bá
to select the best钻研zuān yán
to study meticulously, to delve into附属fù shǔ
subsidiary, auxiliary, attached鞭策biān cè
to spur on, to urge on预赛yù sài
preliminary competition