1 | Who is knocking at the door? | |
2 | Don't bang the door! | |
3 | Knock before you enter. | |
4 | There is a light rap at the door. | |
5 | I heard a knock at the door. | |
6 | You can hear the postman knock. | |
7 | It sounds like somebody's knocking at the door. | |
8 | Somebody's knocking at the door. Quick, go and open it. | |
9 | I wondered who was knocking. | |
10 | I knocked at the door but no one answered. | |
11 | Go downstairs and see who 's knocking at the door. | |
12 | The girl tapped the door with her knuckles. | |
13 | Someone knocked on the door and gave me a shock. | |
14 | I knocked on the door many times, but no one answered. | |
15 | I opened the door when someone knocked. | |
16 | He was scarcely awake when he heard the knock at the door. | |
17 | I knocked, but no one answered. | |
18 | It is also a key to any business program. | |
19 | A sudden sharp knock on the door startled her. | |
20 | Suddenly there came a rat-a-tat on the door. |