The main line of the textbooks, "Longman International English Courses", is training students' communicative function. And at the same time,its pay equal attention to training grammar and cultural awareness.This book is intended to encourage students to participate in a positive and meaningful language exchange practice.Focusing on improving the primary and middle school students' reading and writing skills,these will help them improve their English.

The whole book is divided into four volumes, and the core of each volume is syntax and function. Teaching activities were expanded through guided conversation practice.In order to enhance and extend the core of this session, the books follow with a number of exercises,such as reading, writing, listening, pronunciation, sub-role-playing exercises and discussions. Its have the Characteristic: rich content,clear layout, structural integrity and a flavor of the times.A full set of four volume correspond 50 grammar points and 50 kinds of communication strategy well, and have strong practicability.