the firemen arrived to help we had already put out the fir
Câu hỏi
Nhận biết… the firemen arrived to help, we had already put out the fire.
Đáp án đúng: B
Lời giải của Tự Học 365
By the time + past simple, past perfect / perfect continuousTrước khi hành động (chia ở QKĐ) xảy ra thì hành động (chia ở QKHT) đã xảy ra rồi. Chú ý cả hai hành động đều xảy ra ở quá khứ.
Dịch: Trước khi lính cứu hỏa tới để giúp, chúng tôi đã dập được lửa rồi.Luyện tập
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