1. If I had worked hard enough to pass my diploma, I would be earning much money.

Sử dụng cấu trúc câu điều kiện kết hợp. Vế đầu là ở thì HTTD, vế sau là QKĐ nên khi chuyển về câu điều kiện, lùi thì hai vế thành.

2. My brother said that he would take me to the station if I was ready

Câu trần thuật nên sẽ lùi thì

will --> would

are ---> was

3. Were climate to change, weather lore might be rendered obsolete

Sử dụng đảo ngữ câu điều kiện loại 2, đảo were lên đầu. 

Were + S + N/to V, S +would/might/could... + V

4. The marketing campaign was aimed at a young demographic by the company.

Cấu trúc câu bị động

5. But for the fact that my grandmother left me some money, I wouldn't have been able to afford to go to university

Cấu trúc but for: nếu không vì...

But for + Noun phrase/V-ing/the fact that..., S + V