答案：A

题目分析：句意：老师总是提醒我绝不能忘了你是一个中国人。On no condition放在句首，句子应该用部分倒装，故排除BC，倒装时应把情态动词should提前，故排除D。所以应选A。

点评：本题难度适中。倒装句是高中阶段必须掌握的语法项目，它分为部分到装和全部倒装，情况复杂，需要考生熟记它们的用法。否定意义的介词短语放在句首用部分倒装。

即学即练：If they ____ earlier than expected， they ____ here now.

A. had started， would be

B. started， might be

C. had started， would have been

D. will start， might have been

解析：A。句意：从句是对过去的虚拟，主句是对现在的虚拟。