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- Did you hear the knocks at the door? 你听到敲门声了吗？
- There was a furious knock at the door. 有人在猛烈地敲门。
- Death knocks at the door. 死神在敲门，接近死亡。
- I was wakened by a knock at the door. 敲门声把我吵醒了。
- There comes a knock at the door. 传来了敲门声。
- There seems to be a knock at the door. 似乎有人在敲门。
- There was a very quiet knock at the door. 有人轻声叩门。
- Do you hear someone knock at the door? 你听见有人敲门了吗?
- Just at that moment there was a knock at the door. 就在那时,有人敲门。
- He felt someone knock at the door. 他感到有人敲了一下门。
- I heard someone knock at the door three times. 我听见有人敲了三次门。
- I seem to hear someone knocking at the door. 我好像听到有人在敲门。
- I knocked at the door but no one answered. 我敲了门,但无人应答。
- Someone is knocking at the door. 有人在敲门。
- There was a treble knock at the door. 有人在门上敲了三下。
- Miguel: Quiet,Pedro.I heard a knock at the door. 米盖尔:佩德罗你安静点;我听见有人敲门.
- Freda：Wasn't that a knock at the door? 弗里达：是不是有人敲门？
- I was preparing for bed when I heard a knock at the door. 我正准备睡觉时听到有人敲门。
- No matter who knocks at the door, don't open it. 不管谁敲门,都不要开门。
- Opportunity knocks at the door only once. 机不可失,失不再来。
