not able to see=b_____________?

not able to see=b_____________? It's our duty to help b___ people because they aren't able to see. blind A not able to hear B not able to see C not able to speak 选哪一个B,C哪一个 not able to I am sorry I will not be able to see you tomorrow afternoon If I hold it,you might not be able to see my 请问“will not be able to see a safe distance in front of you. Without light,we will not be able to see things.中文意思是什么? what's not able to see well'means?help me.thank you 为什么是NOT BEING ABLE TO而不是NOT ABLE TO? be___to cook=be not able to cook 填一词 I am very frustrated with not being able to see you as I would like to as well.如何翻译, More and more snow felt. Mike wasn't able to see his hand b___ his face and fell down.Mike was worried about h__. 这是一篇小学六年级完型填空里面的,填什么好呀? be able to see的汉语意思 be able to see(中文意思） be able to see是啥意思 失明是不能够看见的状态（）is the（）（）not（）able to see. 英语翻译I'm quite sorry I wad not able to get that due to some wired thing on my pc not being able to scroll Down to see what you typed I would like to be your friend