A conditional launch decision
HSK 6 · Checkpoint 3 · Lessons 7–9
Read the passage, then answer 3 questions on the grammar of the lessons before it.
凡是完成登记的用户，都可以参加小范围试用。除非安全测试发现严重问题，否则系统按原计划上线。就算进度顺利，也不能省略最后的隐私检查。请各组保留测试记录，以便负责人日后核查。尚未登记的用户要么先补全资料，要么等待下一轮。
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Questions on this passage
Grammar checks ask about the passage above, explain every answer, and show which grammar points to go back to, with a link to the lesson that teaches each one.