He is fifty kilograms heavy .这句里的heavy啥词性?可以换成weight?

Mr Liu is over fifty,but he never stops___(learn) One kilogram is how many poundsThanks pleaseeeeeeeeeeee! He is fifty kilograms heavy .这句里的heavy啥词性?可以换成weight? He is fifty at______(little) 填啥?用所给动词适当形式填空 Though he is fifty years old,his hair has turned g______ 根据句意和首字母提示补全单词 His father is fifty,but he is still g_______ 帮个忙啊 急死了My favorite pet is a lovely dog.He has long ears,long body and brow fur.He is small.He w__ about 1 kilogram.He is very sctive.He wants to catch everything.Every day he runs a__.But if you want him to do something,he will be a ve my blue coat is fifty yuan .向 fifty yuan提问 He was 4 kilograms when he was born.对4 kilogram 提问 He was 4 kilograms when he was born.对4 kilogram 提问 fifty kilogram复数 he is a man about fifty.这句话对吗?ABOUT在这里用的对吗？还是可以用AT? he is fifty ,but he doesn't _____ it .A,look as it .B.look at it C.look it .D.look him The clock is fifty metres high? Exercise fifty is diffcult的同义句 my mother is fifty years old 短文：How do the students think of Mr.Wang?A.He is strict.B.He is kind.How do the students think of Mr.Wang?A.He is strict.B.He is kind.C.He is kind and interesting.Mr.Wang is our English teacher.He is fifty years old.He is strict (严格的) at h