II.1.funnier 2.swimming 3.dancing 4.learning 5.dancing 6.clean 7.to win 8.to learn 9.different,differences 10.better

III.1.both like 2.younger than; older than; as old as; as young as 3.don't think,is 4.Both,and,enjoy 5.as old as 6.better at tennis than 7.What does,need 8.doesn't work

IV.1-5AAAAA 6-10ACAAC 11-15ABBBD 16-20ABDCC 21-25BACCC

V.1-5CDDBB 6-10CBBCA

VI.1-5ABBAC

VII.略