Many large- and small-scale online grocery ventures (), but most have failed.
A. have been tried
B. has been tried
C. have being tried
D. has being tried
正确答案是A
扫描二维码免费使用微信小程序搜题/刷题/查看解析。
版权声明:本文由翰林刷题小程序授权发布,如需转载请注明出处。
本文链接:https://doc.20230611.cn/post/938809.html
上一篇:《____________》被誉为莎士比亚戏剧王冠上最璀璨的一颗钻石。
下一篇:我国当前学校管理体制改革有哪些要求?