Last year ______ of new books were published on environmental protection.
Last year ______ of new books were published on environmental protection.B
publish
A good newspaper published both _____ and foreign news.
A good newspaper published both \_\_\_\__ and foreign news.
英语科技论文撰写与投稿 | How to write and publish scientific papers in English2版.pdf
本书从论文选题、科技写作的道德规范等方面阐述了科技论文写作前的准备工作，通过实例分析介绍了论文题名和摘要撰写中应遵循的基本原则，分别从写作技巧、时态和语态的使用等角度介绍了科技论文正文的撰写。