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考点四：“基数词+名词”构成的  合成形容词

“基数词+名词(+形容词)”构成合成形容词时，用连字号“-”连接，连字号后的这个名词不能用复数形式。例如：a 7-day holiday“为期七天的假期”，a five-year-old boy“一个五岁的男孩”。

中考链接

1.—Haveyou heard about Zhangjiajie GlassFootbridge?

— Ofcourse,it’sbuiltover a ______canyon intheZhangjiajieNationalForestPark.

A. 300-meter-deep

B. 300-meters-deep

C. 300meterdeep

D. 300-metersdeep

2. It is five years since we began to enjoy a ______ spring holiday each year.

A. ten-day B. ten day

C. ten day’s D. ten days

【答案】

1.A 2. A