...on ,,stick to (doing),,keep at,,keep doing sth,,keep on doing...答:stick to doing sth 坚持做某事 Reporters should stick to investigating the facts. 记者应坚持调查事实。go on doing sth 是指停了后,继续做同一件事 go on to do sth是停了后,继续做另外一件事 如 After dinner, he went on doing his homework. 意思是晚饭前他也在做作业 After dinner,...