57. ---These boxes are too heavy for me to move. ---Don’t worry; I’ll give you a hand ______ them.
--- How long will you be staying? . --- I don’t know. .
---Do you have New Concept English Ⅵ in your shop? ---Yes, but no more than one copy. Would you like to take ______? A.it B them C.some D.one
In the west, people make _______ a rule to send Christmas present to their relatives and friends.
Why don’t you bring ______ to his attention that you are too busy to do it?
They live on a busy main road. ______ must be very noisy.