IT is hard for a person to pull a truck .It is even harder t

It is hard to ( )a good habit,but it is even harder for him ___twice a year,whether it is a car or a bus or a truck,is t even though english is a little hard ,you mustn't give it u- 区分介词和连词It is getting harder every day for a lazy man to get Is that true that it's hard to be a person? It is hard to be a soldier. It is very difficult for a person to know how fast a car is Is it a good choice for a person who is afraid to be pregnan It is great__ for a person to be able to drive when he is se Man has to be crazy for once, whether it is for a person,a l Man has to be crazy for once whether it is for a person,a lo It is a very common thing for a person to have a good friend