Work hard at your lessons, ______ you’ll fail the exams again.A．andB．butC．orD．wh
题型：不详难度：来源：
| Work hard at your lessons, ______ you’ll fail the exams again. |
答案
| C |
解析
试题分析：考查固定句型：祈使句+and/or+简单句，句意：努力学习，否则你又会不及格了。选C。
点评：固定句型：祈使句+and/or+简单句，是高考的常考点，这个句型还可以变成：名词+and/or+简单句。 |
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