单项选择 适中0.65 引用1 组卷66
We had just finished our dinner,______someone knock the door violently.
| A．while | B．when | C．since | D．now that |
20-21高三上·天津静海·阶段练习
类题推荐
No matter how bright a talker you are, there are times when it's better______silent.
| A．remain | B．be remaining |
| C．having remained | D．to remain |
As far as I ________ , the questions ________ the future of the company is worth discussing.
| A．am concerned; concerning | B．am concerned; concerned |
| C．concerned; concerning | D．concerned; concerned |
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