Staying up late ___ students ___.They are often sleepy in class.A.lets,tiring. B.make,tired.C.makes,tired选什么?原因?

问题描述:

Staying up late ___ students ___.They are often sleepy in class.A.lets,tiring. B.make,tired.C.makes,tired选什么?原因?

不选c你说你会选什么呢请问原因是?动名词做主语,看成单数第三人称,然后tired修饰人tiring修饰物,故选c