You don’t try to work hard. You will fail in the exam.14/20 You don’t try to work hard. You will fail in the exam.Unless you don’t try to work hard, you will fail in the exam.Unless you try to work hard, you won’t fail in the exam.Unless you try to work hard, you will fail in the exam.Unless do you try to work hard, you will fail in the exam.Giải thíchĐáp án đúng là: C Dịch: Bạn không cố gắng học chăm chỉ. Bạn sẽ trượt kỳ thi.