1. No sooner had he arrived than things went wrong.
Đảo ngữ: No sooner + had + S + V3/ed + than + clause.
2. "How does she like her new dress, My ?" - she asked.
Câu gián tiếp đã lùi 1 thì `=>` Câu trực tiếp ở thì hiện tại đơn.
3. He wishes he hadn't treated her so badly yesterday.
"wish" + "yesterday" = QKTD.
4. It's a one hundred - year old castle.
Chuyển cụm danh từ (one hundred years old) thành tính từ (one hundred - year old).