Eight hours of sleep is enough.为什么用is 不用are.细节决定成败.那Eight hours of tasks are/is enough 请赐教.

eight hours' sleep a night=Eight hours of sleep every night吗 eight hours' sleep 同义词 是不是eight-hour sleep 完形:eight hours of sleep makes students active t________ the whole day at school. Eight hours of sleep makes me be good heath我是新手财富值不多 I sleep eight hours a day 就eight提问快 Eight hours of sleep is enough.为什么用is 不用are.细节决定成败.那Eight hours of tasks are/is enough 请赐教. 1,important,eight,every,hours,tu,is,night,it,sleep 2,tired,have,headaches,i,and,am,of,lot,a have at least eight hours' sleep 的同义句 _________ necessary for students ________ sleep eight hours every night i sleep for eight hours.中的for必须用吗? I sleep _____ (大约) eight hours every day. sleep、eight、for、day、a、i、hours怎么写成句子 We should sleep at ( ) for eight hours a day I sleep eight hours for every night. 和 I sleep for eight hours every night.哪个对? To sleep eight hours a night is important.(改为同义句)______ _______ to sleep eight hours a night. IOU eight hours of digging time. .Every night I sleep eight hours.（对划线部分提问） 划线部分为eight. 这道题选D、B好像都可以,请问选哪个最好Doctor,how can my son have enough energy?He needs ( ) each night.A.eight-hours sleep B.eight-hour sleep C.eight hour' s sleep D.eight hours' sleep