问题
选择题
A cool rain was falling ____ with snow causing heavy traffic.
A.mixed
B.mixing
C.to mix
D.having mixed
答案
答案:A
题目分析:考查非谓语。句义:一场雨伴着雪正在下着,引起了交通堵塞。根据固定短语:mix…with… 其被动式:be mixed with ,把握关键词with ,所以A正确。