Don’t turn off the computer before closing all programs_______you could have ...

作者: tihaiku 人气: - 评论: 0
问题 Don’t turn off the computer before closing all programs_______you could have problems.
选项 A.or B.and C.but D.so
答案 A
解析 考查并列连词。此处考查句型:祈使句+and/or+句子。

猜你喜欢

发表评论
更多 网友评论0 条评论)
暂无评论

Copyright © 2012-2014 题库网 Inc. 保留所有权利。 Powered by tikuer.com

页面耗时0.0313秒, 内存占用1.01 MB, Cache:redis,访问数据库17次