原生高清PDF.简单有效的原版基础语法书.Basic English Grammar

这是一套专门为英语学习者编写的英语语法书，全书共有两本，涵盖了所有适合初学者的基本语法主题。
This two-book series was written specifically for English language learners and covers all the basic grammar topics for beginners. Contains clear and concise explanations of the rules and illustrates them with numerous examples. The "Did You Know?" and "Grammar Help" notes add further to the understanding of basic grammar. These books will give English language learners a clear understanding of core grammar skills and help lay a strong foundation for good English. Each book includes 150-pages plus of grammar examples and instruction.