单项选择 适中0.65 引用1 组卷80
The meaning of the word “nice” changed a few times ________ it finally came to include the sense “pleasant”.
| A．since | B．when | C．unless | D．before |
2023·四川广元·二模
类题推荐
Many students didn’t know the importance (重要性) of study ________ they left school.
| A．before | B．because | C．until |
You’d better ask your parents for some advice you made the final decision.
| A．because | B．unless | C．before | D．until |
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