one-year-old本来是个合成形容词,但是由于用了复数形式,且前面加了定冠词the,你们这个形容词就有了名词意义,指“具备这个特点的一类人或者事物”,并且按照复数概念来处理主谓一致问题.再比如:
The young should show respect for the old.
The living must complete the work that the dead haven't finished.
one-year-old本来是个合成形容词,但是由于用了复数形式,且前面加了定冠词the,你们这个形容词就有了名词意义,指“具备这个特点的一类人或者事物”,并且按照复数概念来处理主谓一致问题.再比如:
The young should show respect for the old.
The living must complete the work that the dead haven't finished.