Curious about which digital camera is best for you? Where you can hear reggae music in Toronto? Or what the distance is to Mars? Question-and-answer sites offer an alternative to the ubiquitous search engine: a place to post a question – and then wait for another Internet user to respond.
The idea isn’t new: Usenet newsgroups have let us do this for years. But Q&A sites offer features that enhance and simplify the process. All offer eBay-like feedback, where users rate the helpfulness of experts: over time, these scores become a benchmark score for determining how trustworthy someone’s answers are. Question-and-answer sites also e-mail you when an expert has responded, and they offer personalized page where you can see the questions you’ve asked, the people who have responded, and what they’ve had to say.
The tone of this passage can best be described as ..................
Hãy suy nghĩ và trả lời câu hỏi trước khi xem đáp án
Lời giải:
Báo saiCâu hỏi: Giọng văn của bài đọc?
Tương tự câu trên, ta không thấy tác giả tỏ ra tiêu cực (negative), quá khích (hysterical) hay khăng khăng giữ ý kiến (opinionated). Tác giả giữ giọng văn trung lập, nhận xét có đi có lại (“the idea isn’t new”), và bình tĩnh giảng giải về một ứng dụng Internet mới.