1. Events that changed history The 5 th episode of the Harry Potter series, “ Order of the Phoenix” was out on 21 June 2003 and hit the headlines of the press worldwide.

2. What would have (not) happened if JK Rowling had not written the first Harry Potter book?

3. Type III If, If… had (not) + pp …,… would (not) have + pp …. had not written If JK Rowling had not written the first Harry Potter book, she would have remained a little-known poor writer.

4. Type III if … would (not) have + pp … if… had (not) + pp …. had not written I would not have known JK Rowling if she had not written the first Harry Potter book.

5. What would have (not) happened if …… If Bell had not invented the telephone, …… If Columbus had not discovered America, …… …… if Dr Sun had failed in his revolution against Qin dynasty. If Japan had not been defeated in World War II, …… …… if the World Wide Web had not been invented. If Hong Kong had not been returned to China, …… …… if the United States had made friends with Iraq.