________ you’re invited to speak, you should remain silent at the meeting.A．Beca-组卷网

题型：单项选择难度：0.94 引用次数：341 题号：8198173

________ you’re invited to speak, you should remain silent at the meeting.

A．Because

B．After

C．If

D．Unless

2019·江苏·一模查看更多[4]

更新时间：2019-05-25 13:17:13 |

【知识点】 unless引导条件状语从句解读

单项选择 | 容易 (0.94)

【推荐1】We are often told that we can’t be successful ________ we do everything carefully.

A．unless

B．if

C．while

D．since

2024-05-11更新 | 26次组卷

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单项选择 | 容易 (0.94)

【推荐2】More historical buildings in the old town will fall down ________we try our best to protect them.

A．if

B．since

C．unless

D．in order that

2014-06-14更新 | 486次组卷

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单项选择 | 容易 (0.94)

【推荐3】---Can students go online during lessons?
---They can’t ________ it is for that lesson.

A．if

B．unless

C．until

D．while

2019-04-20更新 | 113次组卷

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