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- 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.
- They heard a knock at the door. 他们听见有人敲门。
- We all heard a knock at the door. 我们都听到敲门声了。
- 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。
- They both heard a knock at the side - door . 他们俩都听见有人敲侧门。
- They both heard a knock at the side - door. 他们俩都听见有人敲侧门。
- We were preparing for bed. when we heard a knock at the door. 我们正准备睡觉时听到有人破门。
- I could have sworn(ie I was certain)I heard a knock at the door. 我千真万确听到了敲门声.
- She was about to put the girl to bed when she heard a knock at the door. 她正要把小女孩放上床睡觉，忽然听见有人敲门。
- The dog's ears perked up when hearing a knock at the door. 狗听见有人在敲门，竖起了耳朵。
- They both heard a knock at the side-door. 他们俩都听见有人敲侧门。
- Did I hear a knock at the door? 是有人敲门吗?
- They were interrupted by a knock at the door. 他们被敲门声打断了。
- 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。
- Just at that moment there was a knock at the door. 就在那时,有人敲门。
- Freda：Wasn't that a knock at the door? 弗里达：是不是有人敲门？
- We heard a knock at the door. 我们听见敲门声。
- I heard a knock at the door. 我听到了敲门声。
