aaa的cost cost cost cut cut cut put put put read read read set set set shut shut shut hit hit hit hurt hurt hurt let let let abb的 *catch caught caught *teach taught taught bring brought brought buy bought bought think thought thought
aaa的cost cost cost cut cut cut put put put read read read set set set shut shut shut hit hit hit hurt hurt hurt let let let abb的 *catch caught caught *teach taught taught bring brought brought buy bought bought think thought thought