( ( When ( ( the students ) ( have ( finished ( using ( ( the internet ) ( for ( their research ) ) ) ) ) ) ) ) ( , ( ( ( give them ) ( time ( to ( ( create ( a ( bar ( graph ( or ( line graph ) ) ) ) ) ) ( to ( show ( ( the statistics ) ( they ( have gathered ) ) ) ) ) ) ) ) ) . ) ) )
(ROOT (S (SBAR (WHADVP (WRB When)) (S (NP (DT the) (NNS students)) (VP (VBP have) (VP (VBN finished) (S (VP (VBG using) (NP (NP (DT the) (NN internet)) (PP (IN for) (NP (PRP$ their) (NN research)))))))))) (, ,) (VP (VB give) (NP (PRP them)) (NP (NN time) (S (VP (TO to) (VP (VB create) (NP (DT a) (NN bar) (NN graph) (CC or) (NN line) (NN graph)) (S (VP (TO to) (VP (VB show) (NP (NP (DT the) (NNS statistics)) (SBAR (S (NP (PRP they)) (VP (VBP have) (VP (VBN gathered)))))))))))))) (. .)))
When the students have finished using the internet for their research, give them time to create a bar graph or line graph to show the statistics they have gathered.
(ROOT (S (NP (NNP Line) (NNS graphs)) (VP (VBP are) (ADJP (RB especially) (JJ useful) (PP (IN for) (S (VP (VBG showing) (NP (NNS changes)) (PP (IN over) (NP (NN time)))))))) (. .)))