Read the following passage and mark the letter A, B, C, or D to indicate the best option for each of the blanks.
Not everybody recognizes the benefits of new develoopments in communications technology. Indeed, some people fear that text messaging may actually be having a negative (15)_________on young people’s communication and language skills, especially when we hear that primary school chidren may be at (16)___ of becoming addicted to the habit. So widespread has texting become, however, that even pigcons have started doing it. What’s more, in this case, it’s difficult to view the results as anything but positive.
Twenty of the birds are about to (17)_________to the skies with the task of measuring air pollution, each (18)_______ with sensor equipment and a mobile phone. The (19)__________ made by the secsors will be automatically (20)__________ into text messages and beamed to the Internet – where they will appear on a dedicated ‘pigeon blog’
Điền câu 17