After he ____________ a bath, he cleaned his house.
A. took
B. had taking
C. had been taken
D. had taken
Dấu hiệu: After…, he cleaned (Sau khi…,) ->hành động sau After xảy ra trước hành động he cleaned trong quá khứ. Như vậy, ta phải chia thì quá khứ hoàn thành với sự việc xảy ra trước.
Cấu trúc: After S + had + Vp2, S + Vqkđ
=>After he had taken a bath, he cleaned his house.
Tạm dịch: Sau khi tắm xong, anh dọn dẹp nhà cửa.
Đáp án cần chọn là: D
He (drive) __________less than an hour when he ran out of petrol.
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I ______ my document before the power went out in the computer lab.
One of the parents _____________ the children's song this time last year.
How long (learn / she)_________ English before she went to London?
Marry _________ her housework already by the time Peter came over.