He skeeps eight hours every night(对划线部分提问)提问的是eight,快速解决

问题描述:

He skeeps eight hours every night(对划线部分提问)提问的是eight,快速解决

如果划线eight
就是:How many hours does he sleep every night?他每天晚上睡多少个小时?
如果划线eight hours
就是:How long does he sleep every night?他每天晚上睡多长时间?
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