( ( The emphasis ) ( ( should ( be ( ( ( on ( ( how well ) ( ( ( the ( K-12 students ) ) ( of ( these teachers ) ) ) ( are ( learning ( ( science and ) mathematics ) ) ) ) ) ) and ) ( on ( how ( ( ( the ( teachers ' ) ) performance ) ( was ( affected ( by ( their ( postsecondary ( curricular experiences ) ) ) ) ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (DT The) (NN emphasis)) (VP (MD should) (VP (VB be) (PP (PP (IN on) (SBAR (WHADVP (WRB how) (RB well)) (S (NP (NP (DT the) (NN K-12) (NNS students)) (PP (IN of) (NP (DT these) (NNS teachers)))) (VP (VBP are) (VP (VBG learning) (NP (NN science) (CC and) (NNS mathematics))))))) (CC and) (PP (IN on) (SBAR (WHADVP (WRB how)) (S (NP (NP (DT the) (NNS teachers) (POS ')) (NN performance)) (VP (VBD was) (VP (VBN affected) (PP (IN by) (NP (PRP$ their) (JJ postsecondary) (NN curricular) (NNS experiences))))))))))) (. .)))
The emphasis should be on how well the K-12 students of these teachers are learning science and mathematics and on how the teachers' performance was affected by their postsecondary curricular experiences.
(ROOT (S (SBAR (IN If) (S (NP (DT an) (NN accident)) (VP (VBZ happens) (PP (IN during) (NP (DT a) (NN science) (NN experiment)))))) (, ,) (NP (NP (DT the) (JJ first) (NN thing)) (SBAR (S (NP (DT a) (NN student)) (VP (MD should) (VP (VB do)))))) (VP (VBZ is) (NP (NP (NN report)) (PP (TO to) (NP (DT the) (NN teacher))))) (. .)))