Question 50. Right after the boy got out of his house, it started to rain heavily.

A. It had rained heavily before the boy got out of his house.

B. No sooner had the boy got out of his house than it started to rain heavily. 

C. Not until it started to rain heavily did the boy got out of his house.

D. Hardly had it started to rain heavily when the boy got out of his house.

Đáp án: B - Kiến thức: Đảo ngữ

Giải thích: No sooner + had + S + V3/-ed than S + V2/-ed. = Hardly had + S + V3/-ed when S + V2/ed.

Loại A và C vì sai về nghĩa, loại D vì sai trình tự.

Dịch: Ngay sau khi bé trai ra khỏi nhà, trời bắt đầu mưa lớn.