CREATE TABLE table_77998 ("Round" TEXT, "Date" TEXT, "Opponent" TEXT, "Venue" TEXT, "Result" TEXT)

What is the Date with a Opponent with wimbledon, and a Result of won 2-0?
SELECT "Date" FROM table_77998 WHERE "Opponent" = 'wimbledon' AND "Result" = 'won 2-0'
SELECT "Date" FROM "table_77998" WHERE "Opponent" = 'wimbledon' AND "Result" = 'won 2-0'