_____, people who don.t smoke are healthier than people who do. 单选题 (2 分) 2分 A. By average B. On average C. At average D. In average

_____, people who don.t smoke are healthier than people who do.
单选题 (2 分) 2分
A.
By average

B.
On average

C.
At average

D.
In average

出自：国家开放大学开放英语

提示：
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:【10253414】个 (题库试题定时更新)