用所给单词的适当形式填空，使句意完整、正确。(共5小题；每小题1分，满分5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.