《高中英语(必修第1册配RJ版配新教材)/教材帮》细致讲解单词用法、全面归纳常用短语、深刻剖析重难句式，左右对照讲练结合，帮你打下扎实的英语基础！

UNIT 4 NATURAL DISASTERS
Section I Listening and Speaking & Reading and Thinking
Section Ⅱ Discovering Useful Structures
Section Ⅲ Listening and Talking & Reading for Writing
Section IV Assessing Your Progress & Video Time
单元提升
单元综合检测卷
UNIT 5 LANGUAGES AROUND THE WORLD
Section I Listening and Speaking & Reading and Thinking
Section Ⅱ Discovering Useful Structures
Section Ⅲ Listening and Talking & Reading for Writing
Section IV Assessing Your Progress & Video Time
单元提升
单元综合检测卷
模块综合测评
本书习题答案全解全析
教材WORKBOOK答案