蔣健棠英語實用句子(125):He?had?to?drop?out?of?the?race

因為他的腳受傷了，他不得不退出比賽。,

drop out 有退出和退學的意思。,

He dropped out of school when he was fifteen.,

他15歲時退學了。,

如果drop out連成壹個單詞，寫成dropout或drop-out，就變成壹個名詞，意思是退學生。,

His mother doesn't want him to be friends with those dropouts.,

他的媽媽不想他和那些退學生交朋友。