---There’s someone knocking on the door. Who _________ it be
someone is knocking at the door.who [ ]it be?
---someone is knocking at the door.Who _____ it be?
6.There is someone knocking at the door,who _____ it be?
1.— There’s someone knocking at the door.Who could _____ be?
Someone is knocking at the door.Who it be?— It be Tom.He is
Someone is knocking at the door.Who can it be?的回答.A.Nothing
Someone is knocking at the door,but who can____ be?
--Listen! Someone is knocking at the door. Who _____it be?
---Listen! Someone is knocking at the door. Who _____it be?
someone is knocking at the door ()i go and see who it is A s
There is someone knocking at the door.It may ________ (be) t
单选oh,there's someone knocking at the door-must be your neigh