定调子 To fix the key. Originally, to set the pitch of a piece of music. Figuratively, to fix the basic direction of an activity or a piece of work before it begins.
表态 To show one’s attitude. To state one’s opinion or position in public.
汇报 To report. To gather material and report it to a superior, or to the masses, as in 汇报工作, to report on one’s work.