用括号中所给单词的适当形式填空。
1．Tea is grown in the ________ part of China.(south)
2．Look! How ________ the little girl is dancing!(wonder)
3．The boy is about 1.2m in ________.(high)
4．The ground is covered with the fallen ________.(leaf)
5．The ________ exercise you take, the ________ you will be.(much, health)
1．southern 2．wonderfully 3．height 4．leaves 5．more，healthier