关注微信公众号《课帮忙》查题 关注微信公众号《课帮忙》查题 关注微信公众号《课帮忙》查题 关注微信公众号《课帮忙》查题 关注微信公众号《课帮忙》查题 关注微信公众号《课帮忙》查题 公告：维护QQ群：833371870，欢迎加入！公告：维护QQ群：833371870，欢迎加入！公告：维护QQ群：833371870，欢迎加入！ 2022-06-06 智慧职教: When checking out, you should return the keys. 智慧职教: When checking out, you should return the keys. 答案： 查看 举一反三 When checking out, you have to return the keys. A: 正确 B: 错误 中国大学MOOC: When checking out, you have to return the keys. When will you be checking out What did Dalong return to the cashier when checking out? John: when will you be checking out? Cindy:（ ）
