________ he studies hard, he will never pass the examination. A．IfB．UnlessC．Even
题型：不详难度：来源：
________ he studies hard, he will never pass the examination. | A．If | B．Unless | C．Even if | D．Even though |
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答案
| C |
解析
| unless引导的条件状语从句。句意为“他如果不努力学习, 就永远不能考及格”。 |
举一反三
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