68. Do you know the _________ (high) of this tall building? 这里要填什么,为什么?
问题描述：
68. Do you know the _________ (high) of this tall building? 这里要填什么,为什么?
67. Trees are the best _________ (fight) against air pollution.
61. My teacher always answers my questions _______ (patient).
答
68.Do you know the (height,名词,高度) of this tall building?你知道这座山的高度是多少吗?这里需要填形容词high的名词形式,来当动词know的宾语.67.Trees are the best (fighters,名词,战士) against air pollutio...