Antonyms A random knocking at the door A) tidy B) constant C) n...

Somebody is knocking on the door outside. The person inside the house says, "Who is it?" ----------...

1. He is knocking on the door. 2. He is knocking at the door. 3. He is knocking (on the door) at t...

Someone is knocking on/at the door. Inside, we say, 'Who is it?' Can't we use, 'Who are you?' Is i...

Identify the three mistakes and type the correct answers. Who is knocking on the door. Im rather fe...

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