Bộ 40 đề thi Tiếng Anh vào 10 có đáp án - Đề 29
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This pen, ________is made of gold, was given to me by my father on my 14th birthday.

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This pen, ________is made of gold, was given to me by my father on my 14th birthday.

that

which

whose

when

Giải thích

Đáp án B