There is also (49) ________ evidence that texting has affected literacy skills. 

     The widespread use of mobile phone has, out of question, affected adult consumers too. What employee, on the way home from work, would be reluctant to answer a call from their boss? Apparently, only 18% of us. according to a survey, are willing to switch off our mobile phones once we've left the office.

Chọn D.

Kiến thức về từ vựng

A. arguable (a): còn phải bàn cãi, còn nghi vấn     B. doubtless (a): không còn nghi ngờ gì nữa

C. unhesitating (a): không do dự, quả quyết          D. indisputable (a): không thể tranh cãi, hẳn là

Thông tin: There is also indisputable evidence that texting has affected literacy skills.

The widespread use of mobile phone has, out of question, affected adult consumers too. What employee, on the way home from work, would be reluctant to answer a call from their boss? Apparently, only 18% of us, according to a survey, are willing to switch off our mobile phones once we've left the office. 

Tạm dịch: Ngoài ra còn có bằng chứng không thể chối cãi rằng nhắn tin đã ảnh hưởng đến kỹ năng đọc viết.