Câu hỏi:

04/06/2025 5

They finished one project. They started working on the next right away.

A
Hardly had they finished one project when they started working on the next.

 
B
Only if they had finished one project did they start working on the next.

 
Đáp án chính xác
C
Had they finished one project, they would have started working on the next.

 
D
Not until did they start working on the next project when they finished one.

Trả lời:

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Giải thích:
Only if + had + S + PII did + S + V2.
Tạm dịch:
Chỉ khi họ đã hoàn thành một dự án thì họ mới bắt đầu làm dự án tiếp theo.
Choose B.

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