5000 câu trắc nghiệm Tiếng Anh 9 có đáp án - Phần 5
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My daughter saw an elephant this morning but she________ one before. a. had never seen

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My daughter saw an elephant this morning but she________ one before.

had never seen

has never seen

never seen

never had seen

Giải thích

Chọn đáp án A