Bài tập Mệnh đề danh ngữ

    1. Who is he? Nobody knows.

    2. I don’t know. What kind of music is this?

    3. Linda doesn’t know. How tall is she?

    4. I am not sure. Which street are we on?

    5. Where is the nearest market? Could you tell me?

    6. Do you remember? How long did you stay in HCM?