来自骆雷飞的问题
Theyhavea___baby.A.afivemontholdB.afifth-month-oldC.afive-month-oldD.afive-months-old
Theyhavea___baby.
A.afivemonthold
B.afifth-month-old
C.afive-month-old
D.afive-months-old


Theyhavea___baby.A.afivemontholdB.afifth-month-oldC.afive-month-oldD.afive-months-old
Theyhavea___baby.
A.afivemonthold
B.afifth-month-old
C.afive-month-old
D.afive-months-old
选C
选项A,month->months
选项B,无此用法
选项D,在使用连接符做形容词词组时,数词后面的名词用单数形式,months->month