1:He is a good man,because he ---.
a:was used to helping others. b:is used to help others. c:is used to helping others. d:used to help others.
2:I can hardly recognize him for he ---.
a:used to being short. b:used to be short. c:was used to being short. d: is used to being tall.
3:A big difference has happend in our town.There --- a park,but now a tall building has replaced it.
a:would be b:used to be c:was used to being d:used to being
答案:c b