(Viên chức Mầm non) 30 đề ôn thi tiếng Anh có đáp án - Phần 13

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Lunch ________when we

13/15

Lunch ________when we

had served / were arriving

has been served / are arrived

was being served / arrived

was serving / were arrived

Giải thích

Chọn đáp án C