—The room is so dirty, _____ we clean it?—Of course.

(2013·浙江，8)Eye doctors recommend that a child's first eye exam ________ at the age of six months old.

 The officer insisted that the young girl_____ a thief and that she____ free at once.

She spent all her spare time learning the courses, or she________ the first place in her school in the 2010 College Entrance Examination.

--What do you think of it?--I think it is a thing of importance that it ____ done soon.