It is often necessay to reward people for their hard work,

It is often necessay to reward people for their hard work, 单选题：it is hard for people to find ( ) now?A.a work B.works C it is high time for you to work hard if you work hard ,you will get a reward for it这句话实乃意思 It is necessary for him to work hard.He work hard It is ____ for me to finish the work.The work is too hard (请 It is necessary for him to work hard./He__ __work hard. Mary is often praised for her hard work. There is()work for me to do,and it is ()hard.A.too much,too It is not a good idea for children to have to work hard．Chil It is not a good idea for children to have to work hard. Chi It is not a good idea for children to have to work hard.Chil