have a cold
患感冒
once [wʌns]
adv.以前；曾经
himself [him'self]
pron.他自己
联想记忆：好莱坞动作电影Kill Bill《杀死比尔》
tooth [tu:θ]
n.(pl.teeth)牙齿
kill [kil]
v.杀死；弄死
