This year I have been teaching introductory geology laboratories.
( ( This year ) ( I ( ( have ( been ( teaching ( introductory ( geology laboratories ) ) ) ) ) . ) ) )
(ROOT (S (NP (DT This) (NN year)) (NP (PRP I)) (VP (VBP have) (VP (VBN been) (VP (VBG teaching) (NP (JJ introductory) (NN geology) (NNS laboratories))))) (. .)))
I help with anthropology courses.
( I ( ( help ( with ( anthropology courses ) ) ) . ) )
(ROOT (S (NP (PRP I)) (VP (VBP help) (PP (IN with) (NP (JJ anthropology) (NNS courses)))) (. .)))