用所给单词的适当形式填空，使句意完整、正确。(10分)
(1)There are ten              (box) in the classroom.
(2)Children’s Day is on the              (one) of June.
(3)Tom’s schoolbag is              (heavy) than Jim’s.
(4)Please give this postcard to              (she).
(5)Liu Tao and his mother            (go) for a walk after dinner yesterday.