Not only are cars involved in most of the traffic accidents, but they also __________to the pollution of the air. . A、contribute B、promote C、refer D、matter

Not only are cars involved in most of the traffic accidents, but they also __________to the pollution of the air. .
A、contribute
B、promote
C、refer
D、matter

出自：合肥财经职业学院-计算机网络技术

提示：
同一【IP】的非会员用户每天可免费获取10次答案

收藏本站【zk.995w.com】，下次访问不迷路

本站试题总数:【10245188】个 (题库试题定时更新)