Đề thi chính thức Tiếng Anh vào 10 năm 2020-2021 (Đề 11)
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Scott Kensington uploaded the video on December 10, explaining that his

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Scott Kensington uploaded the video on December 10, explaining that his wife and sister filmed the UFO (Câu 17) ______ they were visiting New York.

after

until

before

while

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Đáp án D