I work hard these days for the exam.I feelA.relaxed B.well C.comfortable D.stressed out

These students work very hard.So they do .I always find them studying.翻译及语法. I work hard these days for the exam.I feelA.relaxed B.well C.comfortable D.stressed out I work hard at school. I will work hard for I must work hard 是什么意思 hard at work school I(? Thanks,i will work hard. At work,I must work hard I work hard.Thcy don' t work hard. Work hard,and I will succeed! For this family,I will work hard I can make______(their) work hard I'll work hard,make you I will work hard until the end I work hard at schoo 和 At school Iwork hard i remember that you work hard 还是worked hard,为什么? i still work hard 和I work still hard 有何区别! i will work hard 和I will hard work 有何不同,总是分不清