請根據畫線部分的讀音將下面的單詞歸類。
enjoy
s speak
s brush
es tomato
es laugh
s studi
es mean
sglass
es get
s find
s chang
es help
s wash
es give
s(1)/s/:
speaks/laughs/gets/helps
speaks/laughs/gets/helps
(2)/z/:
enjoys/tomatoes/studies/means/finds/gives
enjoys/tomatoes/studies/means/finds/gives
(3)/iz/:
brushes/glasses/changes/washes
brushes/glasses/changes/washes