Amy usually sleeps -------- (litter) than five hours every n

学习时间:2026-03-29 17:51:13 阅读：2670

Amy usually sleeps ________ (litter) than five hours every night .此题我知道答案是 less ,但是hours不是可数名词吗,为什么不用fewer?求理由

动听的枫叶

2026-03-29 17:51:13

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作为短语,常说/"less than a week/"(不到一周) /"less than three hours/"（不到三小时）。此处的less than不能改成fewer than。是固定搭配。