Luyện tập mệnh đề trong tiếng Anh

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    Chọn đáp án đúng:

    1. I didn’t hear what the teacher said. The underlined part is a/ an:

    1. He is the one who made a mistake. The underlined part is a/ an:

    1. The doctor had arrived before the patient died. The underlined part is a/ an:

    4. I wore the shirt which you gifted. The underlined part is a/ an:

    1. I visit my cousin whenever he is in town. The underlined part is a/ an: