who is knocking at the door?i suppose------must be bob.A.the
who is knocking at the door?i suppose------must be bob.A.the
Someone is knocking at the door,but who can____ be?
someone is knocking at the door.who [ ]it 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.Who _____ it be?
who is knocking at the door?
1.----Who is knocking at the door
Listen!Who is knocking at the door?
Who is knocking at the door?I think ___ is the postman?A、it
Someone is knocking at the door,but who can ( )be.A one B he
Someone is knocking at the door.Who can it be?的回答.A.Nothing