Ôn thi Cấp tốc 789+ vào 10 môn Tiếng Anh (Đề 8)

When he went to the garage last night, they are washing his car.

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Write the letter A, B, C, or D on your answer sheet to indicate the underlined part that needs correction.

When he went to the garage last night, they are washing his car.

went

to

night

are washing