----Whose is that book? ----It _________ belong to Lucy. Her name is on it.
This pair of shoes ________ one of the _________ very well.
There're students in Grade7.
I want to buy a nice present ________ my mother and I must give it ________ her myself.
There is _______ 11-meter-long bridge over ______ river.
—Thank you. It’s kind of you to help me with my English. —________.