Read the following passage and answer the questions by choosing the best answer A, B, C or D. Write...Đoạn văn32/46What is the main idea of the passage?The importance of cell phones in communication and education.Cell phones will be used as cameras to capture memories.How to use some electronic devices in communication and education.Cell phones can be used as an excellent recorder.Giải thíchĐáp án đúng: A