单选题
The weather was crisp and clear and you could see the mountains fifty miles away.
Ahot
Bheavy
Cfresh
Dwindy
正确答案
答案解析
题干意为“空气清新，50里以外的山峦都能看到。” 句中划线词意为“新鲜的”。C项fresh意为“新鲜的，新的”；例句：Open the window and let in some fresh air．打开窗户，让新鲜的空气进来。A项意为“热的，辣的”;B项意为“重的”; D项意为“有风的”；故选C。