一般過去時態(tài)中不規(guī)則動詞的過去式put cut hit read let beat hurt cost 規(guī)律：
還有 keep sleep sweep 規(guī)律：
teach catch 規(guī)律：
bring buy think 規(guī)律：
begindrinkring sing swim sit 規(guī)律：
lend send spend build規(guī)律：
sell tell 規(guī)律：
say pay 規(guī)律：
meet feed 規(guī)律：
grow know throw fiy 規(guī)律：
要過去式！