Won't you join us in our efforts by continuing your support in 1999?
( ( ( ( Wo n't ) you ) ( ( ( join us ) ( in ( our efforts ) ) ) ( by ( ( continuing ( your support ) ) ( in 1999 ) ) ) ) ) ? )
(ROOT (SQ (MD Wo) (RB n't) (NP (PRP you)) (VP (VB join) (NP (PRP us)) (PP (IN in) (NP (PRP$ our) (NNS efforts))) (PP (IN by) (S (VP (VBG continuing) (NP (PRP$ your) (NN support)) (PP (IN in) (NP (CD 1999))))))) (. ?)))
We're sorry, we don't want your support anymore. 
( ( We ( 're sorry ) ) ( , ( we ( ( ( do n't ) ( ( want ( your support ) ) anymore ) ) . ) ) ) )
(ROOT (S (S (NP (PRP We)) (VP (VBP 're) (ADJP (JJ sorry)))) (, ,) (NP (PRP we)) (VP (VBP do) (RB n't) (VP (VB want) (NP (PRP$ your) (NN support)) (ADVP (RB anymore)))) (. .)))